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authorAlex Perovich <alperovi@microsoft.com>2016-10-05 22:50:37 +0300
committerGitHub <noreply@github.com>2016-10-05 22:50:37 +0300
commit71de1aac5cf3e5dc87714ae0cc829e1fa98f7c5d (patch)
treec513e0e81baa015c7afb45a739a2aa8a07cdc0fe
parentae0e5586cc32390e2f968f2e3f69bde95df6bf73 (diff)
Update project ToolsVersions to 14.0 (#12355)
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1487 files changed, 1487 insertions, 1487 deletions
diff --git a/Packaging.props b/Packaging.props
index 9ebc6dac57..249a19ef07 100644
--- a/Packaging.props
+++ b/Packaging.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<PreReleaseLabel>beta</PreReleaseLabel>
<PackageDescriptionFile>$(ProjectDir)pkg/descriptions.json</PackageDescriptionFile>
diff --git a/build.proj b/build.proj
index 35dfd6f64e..6c7b555aba 100644
--- a/build.proj
+++ b/build.proj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<!-- Capture OSGroup passed to command line for setting default FilterToOSGroup value below -->
<_OriginalOSGroup>$(OSGroup)</_OriginalOSGroup>
diff --git a/dependencies.props b/dependencies.props
index bf7fb5c963..c1711f0fed 100644
--- a/dependencies.props
+++ b/dependencies.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<!-- Source of truth for dependency tooling: the commit hash of the dotnet/versions master branch as of the last auto-upgrade. -->
<PropertyGroup>
<CoreFxCurrentRef>52f43d3097f7a7167927f752809e8cb642cb2425</CoreFxCurrentRef>
diff --git a/dir.props b/dir.props
index 4c91ae6258..ec33ccd4ff 100644
--- a/dir.props
+++ b/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Condition="Exists('..\dir.props')" Project="..\dir.props" />
<!-- We shipped assembly file version 4.6.x up until the end of rc3. Version assembly as
diff --git a/dir.targets b/dir.targets
index 4b3e69a0b7..7d45879e5d 100644
--- a/dir.targets
+++ b/dir.targets
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" InitialTargets="CheckForBuildTools" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" InitialTargets="CheckForBuildTools" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Target Name="CheckForBuildTools">
<Error Condition="!Exists('$(ToolsDir)') and '$(OverrideToolsDir)'=='true'"
diff --git a/dir.traversal.targets b/dir.traversal.targets
index a8da4a3494..8d344df974 100644
--- a/dir.traversal.targets
+++ b/dir.traversal.targets
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Target Name="FilterProjects">
<PropertyGroup>
<FilterToOSGroup Condition="'$(FilterToOSGroup)'=='' and '$(OSGroup)'!='' and '$(OSGroup)'!='AnyOS'">$(OSGroup)</FilterToOSGroup>
diff --git a/layout/dir.proj b/layout/dir.proj
index d8a7776720..ecc18f0c91 100644
--- a/layout/dir.proj
+++ b/layout/dir.proj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<Import Project="..\pkg\NETStandard.Library\NETStandard.Library.packages.targets" />
<PropertyGroup>
diff --git a/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.builds b/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.builds
index 7ba7152975..d85399247c 100644
--- a/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.builds
+++ b/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.NETCore.Platforms.pkgproj"/>
diff --git a/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.pkgproj b/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.pkgproj
index 716073963e..e90fb0cf1d 100644
--- a/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.pkgproj
+++ b/pkg/Microsoft.NETCore.Platforms/Microsoft.NETCore.Platforms.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.builds b/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.builds
index d7b3561eac..a280e2a666 100644
--- a/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.builds
+++ b/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.NETCore.Targets.pkgproj"/>
diff --git a/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.pkgproj b/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.pkgproj
index 80c185948b..0b95f5441f 100644
--- a/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.pkgproj
+++ b/pkg/Microsoft.NETCore.Targets/Microsoft.NETCore.Targets.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.builds b/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.builds
index c51892989b..20c86231a3 100644
--- a/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.builds
+++ b/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Private.PackageBaseline.pkgproj"/>
diff --git a/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.pkgproj b/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.pkgproj
index 3bf6acc0e7..ed2b0e6cac 100644
--- a/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.pkgproj
+++ b/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.props b/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.props
index 6f80bb9fa6..8f29378874 100644
--- a/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.props
+++ b/pkg/Microsoft.Private.PackageBaseline/Microsoft.Private.PackageBaseline.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<PackageIndex Include="$(MSBuildThisFileDirectory)packageIndex.json" />
</ItemGroup>
diff --git a/pkg/NETStandard.Library/NETStandard.Library.builds b/pkg/NETStandard.Library/NETStandard.Library.builds
index 11158d4a93..81e34412ec 100644
--- a/pkg/NETStandard.Library/NETStandard.Library.builds
+++ b/pkg/NETStandard.Library/NETStandard.Library.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="NETStandard.Library.pkgproj"/>
diff --git a/pkg/NETStandard.Library/NETStandard.Library.packages.targets b/pkg/NETStandard.Library/NETStandard.Library.packages.targets
index f342403fa1..f4dc63b7d7 100644
--- a/pkg/NETStandard.Library/NETStandard.Library.packages.targets
+++ b/pkg/NETStandard.Library/NETStandard.Library.packages.targets
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<Package Include="Microsoft.Win32.Primitives" />
<Package Include="System.AppContext" />
diff --git a/pkg/NETStandard.Library/NETStandard.Library.pkgproj b/pkg/NETStandard.Library/NETStandard.Library.pkgproj
index de01ad2ae8..a8fa85b926 100644
--- a/pkg/NETStandard.Library/NETStandard.Library.pkgproj
+++ b/pkg/NETStandard.Library/NETStandard.Library.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/pkg/baseline/baseline.props b/pkg/baseline/baseline.props
index 1596d8ebed..889bff59f0 100644
--- a/pkg/baseline/baseline.props
+++ b/pkg/baseline/baseline.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\Microsoft.Private.PackageBaseline\Microsoft.Private.PackageBaseline.props" />
<PropertyGroup>
diff --git a/src/Common/tests/Common.Tests.builds b/src/Common/tests/Common.Tests.builds
index 7450502b70..61d3aa9e78 100644
--- a/src/Common/tests/Common.Tests.builds
+++ b/src/Common/tests/Common.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Common.Tests.csproj">
diff --git a/src/Common/tests/Common.Tests.csproj b/src/Common/tests/Common.Tests.csproj
index bc059fc00c..bcf38cf995 100644
--- a/src/Common/tests/Common.Tests.csproj
+++ b/src/Common/tests/Common.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/Common/tests/System/Diagnostics/RemoteExecutorConsoleApp/RemoteExecutorConsoleApp.csproj b/src/Common/tests/System/Diagnostics/RemoteExecutorConsoleApp/RemoteExecutorConsoleApp.csproj
index f7c4d70247..a5e91655e2 100644
--- a/src/Common/tests/System/Diagnostics/RemoteExecutorConsoleApp/RemoteExecutorConsoleApp.csproj
+++ b/src/Common/tests/System/Diagnostics/RemoteExecutorConsoleApp/RemoteExecutorConsoleApp.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{F5E941C8-AF2F-47AB-A066-FF25470CE382}</ProjectGuid>
diff --git a/src/Common/tests/System/Net/Prerequisites/Servers/CoreFxNetCloudService/CoreFxNetCloudService/CoreFxNetCloudService.ccproj b/src/Common/tests/System/Net/Prerequisites/Servers/CoreFxNetCloudService/CoreFxNetCloudService/CoreFxNetCloudService.ccproj
index b5c547ff0b..43eab917c6 100644
--- a/src/Common/tests/System/Net/Prerequisites/Servers/CoreFxNetCloudService/CoreFxNetCloudService/CoreFxNetCloudService.ccproj
+++ b/src/Common/tests/System/Net/Prerequisites/Servers/CoreFxNetCloudService/CoreFxNetCloudService/CoreFxNetCloudService.ccproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/Common/tests/System/Net/Prerequisites/Servers/CoreFxNetCloudService/WebServer/WebServer.csproj b/src/Common/tests/System/Net/Prerequisites/Servers/CoreFxNetCloudService/WebServer/WebServer.csproj
index d8f66c7697..f4b930d831 100644
--- a/src/Common/tests/System/Net/Prerequisites/Servers/CoreFxNetCloudService/WebServer/WebServer.csproj
+++ b/src/Common/tests/System/Net/Prerequisites/Servers/CoreFxNetCloudService/WebServer/WebServer.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.0\build\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props" Condition="Exists('..\packages\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.1.0.0\build\Microsoft.CodeDom.Providers.DotNetCompilerPlatform.props')" />
<Import Project="..\packages\Microsoft.Net.Compilers.1.0.0\build\Microsoft.Net.Compilers.props" Condition="Exists('..\packages\Microsoft.Net.Compilers.1.0.0\build\Microsoft.Net.Compilers.props')" />
<Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
diff --git a/src/Common/tests/System/Xml/BaseLibManaged/BaseLibManaged.csproj b/src/Common/tests/System/Xml/BaseLibManaged/BaseLibManaged.csproj
index 95dbbed2fb..81f366e0a2 100644
--- a/src/Common/tests/System/Xml/BaseLibManaged/BaseLibManaged.csproj
+++ b/src/Common/tests/System/Xml/BaseLibManaged/BaseLibManaged.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/Common/tests/System/Xml/ModuleCore/ModuleCore.csproj b/src/Common/tests/System/Xml/ModuleCore/ModuleCore.csproj
index 89b48b1a02..34a0f7cc1c 100644
--- a/src/Common/tests/System/Xml/ModuleCore/ModuleCore.csproj
+++ b/src/Common/tests/System/Xml/ModuleCore/ModuleCore.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/Common/tests/System/Xml/XmlCoreTest/XmlCoreTest.csproj b/src/Common/tests/System/Xml/XmlCoreTest/XmlCoreTest.csproj
index 36373f07f9..fc415864af 100644
--- a/src/Common/tests/System/Xml/XmlCoreTest/XmlCoreTest.csproj
+++ b/src/Common/tests/System/Xml/XmlCoreTest/XmlCoreTest.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/Common/tests/System/Xml/XmlDiff/XmlDiff.csproj b/src/Common/tests/System/Xml/XmlDiff/XmlDiff.csproj
index acc986c501..e0eecf98bc 100644
--- a/src/Common/tests/System/Xml/XmlDiff/XmlDiff.csproj
+++ b/src/Common/tests/System/Xml/XmlDiff/XmlDiff.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/Common/tests/Tests.props b/src/Common/tests/Tests.props
index d9977dbc00..f704de2386 100644
--- a/src/Common/tests/Tests.props
+++ b/src/Common/tests/Tests.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<CommonPath>$(MSBuildThisFileDirectory)</CommonPath>
</PropertyGroup>
diff --git a/src/Microsoft.CSharp/dir.props b/src/Microsoft.CSharp/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/Microsoft.CSharp/dir.props
+++ b/src/Microsoft.CSharp/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.3.0</AssemblyVersion>
diff --git a/src/Microsoft.CSharp/pkg/Microsoft.CSharp.builds b/src/Microsoft.CSharp/pkg/Microsoft.CSharp.builds
index 83c3ff873c..ff77c16c86 100644
--- a/src/Microsoft.CSharp/pkg/Microsoft.CSharp.builds
+++ b/src/Microsoft.CSharp/pkg/Microsoft.CSharp.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.CSharp.pkgproj"/>
diff --git a/src/Microsoft.CSharp/pkg/Microsoft.CSharp.pkgproj b/src/Microsoft.CSharp/pkg/Microsoft.CSharp.pkgproj
index f6ce63b7b9..c1b15cf8d1 100644
--- a/src/Microsoft.CSharp/pkg/Microsoft.CSharp.pkgproj
+++ b/src/Microsoft.CSharp/pkg/Microsoft.CSharp.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\Microsoft.CSharp.csproj">
diff --git a/src/Microsoft.CSharp/ref/Microsoft.CSharp.csproj b/src/Microsoft.CSharp/ref/Microsoft.CSharp.csproj
index 5011aa37e7..ca11b7d5ad 100644
--- a/src/Microsoft.CSharp/ref/Microsoft.CSharp.csproj
+++ b/src/Microsoft.CSharp/ref/Microsoft.CSharp.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/Microsoft.CSharp/src/Microsoft.CSharp.builds b/src/Microsoft.CSharp/src/Microsoft.CSharp.builds
index 791bc1e160..78fe72cc24 100644
--- a/src/Microsoft.CSharp/src/Microsoft.CSharp.builds
+++ b/src/Microsoft.CSharp/src/Microsoft.CSharp.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.CSharp.csproj" />
diff --git a/src/Microsoft.CSharp/src/Microsoft.CSharp.csproj b/src/Microsoft.CSharp/src/Microsoft.CSharp.csproj
index b23e113729..f6894228a0 100644
--- a/src/Microsoft.CSharp/src/Microsoft.CSharp.csproj
+++ b/src/Microsoft.CSharp/src/Microsoft.CSharp.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{96AA2060-C846-4E56-9509-E8CB9C114C8F}</ProjectGuid>
diff --git a/src/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.builds b/src/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.builds
index 32050c6651..1dacf00b37 100644
--- a/src/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.builds
+++ b/src/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.CSharp.Tests.csproj"/>
diff --git a/src/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.csproj b/src/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.csproj
index 6f4f705f70..a2bb834936 100644
--- a/src/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.csproj
+++ b/src/Microsoft.CSharp/tests/Microsoft.CSharp.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{82B54697-0251-47A1-8546-FC507D0F3B08}</ProjectGuid>
diff --git a/src/Microsoft.VisualBasic/dir.props b/src/Microsoft.VisualBasic/dir.props
index 5e943230e1..f0f33952bc 100644
--- a/src/Microsoft.VisualBasic/dir.props
+++ b/src/Microsoft.VisualBasic/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<PackageVersion>10.2.0</PackageVersion>
diff --git a/src/Microsoft.VisualBasic/pkg/Microsoft.VisualBasic.builds b/src/Microsoft.VisualBasic/pkg/Microsoft.VisualBasic.builds
index 6076718e87..5bfdf24482 100644
--- a/src/Microsoft.VisualBasic/pkg/Microsoft.VisualBasic.builds
+++ b/src/Microsoft.VisualBasic/pkg/Microsoft.VisualBasic.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<!-- Temporary workaround, VisualBasic projects cannot be built on non-Windows platforms. See issue #5230. -->
diff --git a/src/Microsoft.VisualBasic/pkg/Microsoft.VisualBasic.pkgproj b/src/Microsoft.VisualBasic/pkg/Microsoft.VisualBasic.pkgproj
index b463d47e3c..8303d81309 100644
--- a/src/Microsoft.VisualBasic/pkg/Microsoft.VisualBasic.pkgproj
+++ b/src/Microsoft.VisualBasic/pkg/Microsoft.VisualBasic.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\Microsoft.VisualBasic.csproj">
diff --git a/src/Microsoft.VisualBasic/ref/Microsoft.VisualBasic.csproj b/src/Microsoft.VisualBasic/ref/Microsoft.VisualBasic.csproj
index fc94817f08..f9d677da8d 100644
--- a/src/Microsoft.VisualBasic/ref/Microsoft.VisualBasic.csproj
+++ b/src/Microsoft.VisualBasic/ref/Microsoft.VisualBasic.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>10.0.0.0</AssemblyVersion>
diff --git a/src/Microsoft.VisualBasic/src/Microsoft.VisualBasic.builds b/src/Microsoft.VisualBasic/src/Microsoft.VisualBasic.builds
index 5f033d15c1..4f248682d1 100644
--- a/src/Microsoft.VisualBasic/src/Microsoft.VisualBasic.builds
+++ b/src/Microsoft.VisualBasic/src/Microsoft.VisualBasic.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<!-- Temporary workaround, VisualBasic projects cannot be built on non-Windows platforms. See issue #5230. -->
diff --git a/src/Microsoft.VisualBasic/src/Microsoft.VisualBasic.vbproj b/src/Microsoft.VisualBasic/src/Microsoft.VisualBasic.vbproj
index 23662573be..0109345ecb 100644
--- a/src/Microsoft.VisualBasic/src/Microsoft.VisualBasic.vbproj
+++ b/src/Microsoft.VisualBasic/src/Microsoft.VisualBasic.vbproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{FE25D593-8029-4726-ABC2-944522B5BE04}</ProjectGuid>
diff --git a/src/Microsoft.VisualBasic/tests/Microsoft.VisualBasic.Tests.builds b/src/Microsoft.VisualBasic/tests/Microsoft.VisualBasic.Tests.builds
index ace636785d..b961225efe 100644
--- a/src/Microsoft.VisualBasic/tests/Microsoft.VisualBasic.Tests.builds
+++ b/src/Microsoft.VisualBasic/tests/Microsoft.VisualBasic.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<!-- Temporary workaround, VisualBasic projects cannot be built on non-Windows platforms. See issue #5230. -->
diff --git a/src/Microsoft.VisualBasic/tests/Microsoft.VisualBasic.Tests.csproj b/src/Microsoft.VisualBasic/tests/Microsoft.VisualBasic.Tests.csproj
index 6b3d185e3a..ca3fe56ff1 100644
--- a/src/Microsoft.VisualBasic/tests/Microsoft.VisualBasic.Tests.csproj
+++ b/src/Microsoft.VisualBasic/tests/Microsoft.VisualBasic.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{82B54697-0251-47A1-8546-FC507D0F3B08}</ProjectGuid>
diff --git a/src/Microsoft.Win32.Primitives/dir.props b/src/Microsoft.Win32.Primitives/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/Microsoft.Win32.Primitives/dir.props
+++ b/src/Microsoft.Win32.Primitives/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.3.0</AssemblyVersion>
diff --git a/src/Microsoft.Win32.Primitives/pkg/Microsoft.Win32.Primitives.builds b/src/Microsoft.Win32.Primitives/pkg/Microsoft.Win32.Primitives.builds
index 24f0140dca..8f48296c6f 100644
--- a/src/Microsoft.Win32.Primitives/pkg/Microsoft.Win32.Primitives.builds
+++ b/src/Microsoft.Win32.Primitives/pkg/Microsoft.Win32.Primitives.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Primitives.pkgproj" />
diff --git a/src/Microsoft.Win32.Primitives/pkg/Microsoft.Win32.Primitives.pkgproj b/src/Microsoft.Win32.Primitives/pkg/Microsoft.Win32.Primitives.pkgproj
index acb54658f9..598b28c39e 100644
--- a/src/Microsoft.Win32.Primitives/pkg/Microsoft.Win32.Primitives.pkgproj
+++ b/src/Microsoft.Win32.Primitives/pkg/Microsoft.Win32.Primitives.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\Microsoft.Win32.Primitives.csproj">
diff --git a/src/Microsoft.Win32.Primitives/pkg/unix/Microsoft.Win32.Primitives.pkgproj b/src/Microsoft.Win32.Primitives/pkg/unix/Microsoft.Win32.Primitives.pkgproj
index e052115dc0..fa3d41b0c8 100644
--- a/src/Microsoft.Win32.Primitives/pkg/unix/Microsoft.Win32.Primitives.pkgproj
+++ b/src/Microsoft.Win32.Primitives/pkg/unix/Microsoft.Win32.Primitives.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/src/Microsoft.Win32.Primitives/pkg/win/Microsoft.Win32.Primitives.pkgproj b/src/Microsoft.Win32.Primitives/pkg/win/Microsoft.Win32.Primitives.pkgproj
index 6e09264264..f8b100e7f5 100644
--- a/src/Microsoft.Win32.Primitives/pkg/win/Microsoft.Win32.Primitives.pkgproj
+++ b/src/Microsoft.Win32.Primitives/pkg/win/Microsoft.Win32.Primitives.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/src/Microsoft.Win32.Primitives/ref/Microsoft.Win32.Primitives.csproj b/src/Microsoft.Win32.Primitives/ref/Microsoft.Win32.Primitives.csproj
index 05fe095e25..efc51f903f 100644
--- a/src/Microsoft.Win32.Primitives/ref/Microsoft.Win32.Primitives.csproj
+++ b/src/Microsoft.Win32.Primitives/ref/Microsoft.Win32.Primitives.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/Microsoft.Win32.Primitives/src/Microsoft.Win32.Primitives.builds b/src/Microsoft.Win32.Primitives/src/Microsoft.Win32.Primitives.builds
index 04440cd0cc..d72dcf43ac 100644
--- a/src/Microsoft.Win32.Primitives/src/Microsoft.Win32.Primitives.builds
+++ b/src/Microsoft.Win32.Primitives/src/Microsoft.Win32.Primitives.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Primitives.csproj">
diff --git a/src/Microsoft.Win32.Primitives/src/Microsoft.Win32.Primitives.csproj b/src/Microsoft.Win32.Primitives/src/Microsoft.Win32.Primitives.csproj
index 057f92929b..d149de0fb5 100644
--- a/src/Microsoft.Win32.Primitives/src/Microsoft.Win32.Primitives.csproj
+++ b/src/Microsoft.Win32.Primitives/src/Microsoft.Win32.Primitives.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'=='' AND '$(TargetGroup)' == ''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/Microsoft.Win32.Primitives/tests/Microsoft.Win32.Primitives.Tests.builds b/src/Microsoft.Win32.Primitives/tests/Microsoft.Win32.Primitives.Tests.builds
index 4cb47ce0cf..f7d0946faa 100644
--- a/src/Microsoft.Win32.Primitives/tests/Microsoft.Win32.Primitives.Tests.builds
+++ b/src/Microsoft.Win32.Primitives/tests/Microsoft.Win32.Primitives.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Primitives.Tests.csproj">
diff --git a/src/Microsoft.Win32.Primitives/tests/Microsoft.Win32.Primitives.Tests.csproj b/src/Microsoft.Win32.Primitives/tests/Microsoft.Win32.Primitives.Tests.csproj
index 82baf745cc..b11f3795c8 100644
--- a/src/Microsoft.Win32.Primitives/tests/Microsoft.Win32.Primitives.Tests.csproj
+++ b/src/Microsoft.Win32.Primitives/tests/Microsoft.Win32.Primitives.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/Microsoft.Win32.Registry.AccessControl/dir.props b/src/Microsoft.Win32.Registry.AccessControl/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/Microsoft.Win32.Registry.AccessControl/dir.props
+++ b/src/Microsoft.Win32.Registry.AccessControl/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/Microsoft.Win32.Registry.AccessControl/pkg/Microsoft.Win32.Registry.AccessControl.builds b/src/Microsoft.Win32.Registry.AccessControl/pkg/Microsoft.Win32.Registry.AccessControl.builds
index c3bc001dcc..80c58393b2 100644
--- a/src/Microsoft.Win32.Registry.AccessControl/pkg/Microsoft.Win32.Registry.AccessControl.builds
+++ b/src/Microsoft.Win32.Registry.AccessControl/pkg/Microsoft.Win32.Registry.AccessControl.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Registry.AccessControl.pkgproj" />
diff --git a/src/Microsoft.Win32.Registry.AccessControl/pkg/Microsoft.Win32.Registry.AccessControl.pkgproj b/src/Microsoft.Win32.Registry.AccessControl/pkg/Microsoft.Win32.Registry.AccessControl.pkgproj
index 1f7bfe00d0..376e46baf8 100644
--- a/src/Microsoft.Win32.Registry.AccessControl/pkg/Microsoft.Win32.Registry.AccessControl.pkgproj
+++ b/src/Microsoft.Win32.Registry.AccessControl/pkg/Microsoft.Win32.Registry.AccessControl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
diff --git a/src/Microsoft.Win32.Registry.AccessControl/ref/Microsoft.Win32.Registry.AccessControl.csproj b/src/Microsoft.Win32.Registry.AccessControl/ref/Microsoft.Win32.Registry.AccessControl.csproj
index 145afcc319..f9ae70e1cc 100644
--- a/src/Microsoft.Win32.Registry.AccessControl/ref/Microsoft.Win32.Registry.AccessControl.csproj
+++ b/src/Microsoft.Win32.Registry.AccessControl/ref/Microsoft.Win32.Registry.AccessControl.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.builds b/src/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.builds
index 258024127a..3da2ca41f7 100644
--- a/src/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.builds
+++ b/src/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Registry.AccessControl.csproj">
diff --git a/src/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.csproj b/src/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.csproj
index ffc36ff0aa..8cbbef83f1 100644
--- a/src/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.csproj
+++ b/src/Microsoft.Win32.Registry.AccessControl/src/Microsoft.Win32.Registry.AccessControl.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/Microsoft.Win32.Registry.AccessControl/tests/Microsoft.Win32.Registry.AccessControl.Tests.builds b/src/Microsoft.Win32.Registry.AccessControl/tests/Microsoft.Win32.Registry.AccessControl.Tests.builds
index 28a537a2a4..d94be8dab8 100644
--- a/src/Microsoft.Win32.Registry.AccessControl/tests/Microsoft.Win32.Registry.AccessControl.Tests.builds
+++ b/src/Microsoft.Win32.Registry.AccessControl/tests/Microsoft.Win32.Registry.AccessControl.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Registry.AccessControl.Tests.csproj">
diff --git a/src/Microsoft.Win32.Registry.AccessControl/tests/Microsoft.Win32.Registry.AccessControl.Tests.csproj b/src/Microsoft.Win32.Registry.AccessControl/tests/Microsoft.Win32.Registry.AccessControl.Tests.csproj
index 4a2ac30f79..6a96b9a228 100644
--- a/src/Microsoft.Win32.Registry.AccessControl/tests/Microsoft.Win32.Registry.AccessControl.Tests.csproj
+++ b/src/Microsoft.Win32.Registry.AccessControl/tests/Microsoft.Win32.Registry.AccessControl.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{82B54697-0251-47A1-8546-FC507D0F3B08}</ProjectGuid>
diff --git a/src/Microsoft.Win32.Registry/dir.props b/src/Microsoft.Win32.Registry/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/Microsoft.Win32.Registry/dir.props
+++ b/src/Microsoft.Win32.Registry/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/Microsoft.Win32.Registry/pkg/Microsoft.Win32.Registry.builds b/src/Microsoft.Win32.Registry/pkg/Microsoft.Win32.Registry.builds
index d669b946de..eaa6762696 100644
--- a/src/Microsoft.Win32.Registry/pkg/Microsoft.Win32.Registry.builds
+++ b/src/Microsoft.Win32.Registry/pkg/Microsoft.Win32.Registry.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Registry.pkgproj" />
diff --git a/src/Microsoft.Win32.Registry/pkg/Microsoft.Win32.Registry.pkgproj b/src/Microsoft.Win32.Registry/pkg/Microsoft.Win32.Registry.pkgproj
index ff372ee1f8..fd22c156f5 100644
--- a/src/Microsoft.Win32.Registry/pkg/Microsoft.Win32.Registry.pkgproj
+++ b/src/Microsoft.Win32.Registry/pkg/Microsoft.Win32.Registry.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
diff --git a/src/Microsoft.Win32.Registry/ref/Microsoft.Win32.Registry.csproj b/src/Microsoft.Win32.Registry/ref/Microsoft.Win32.Registry.csproj
index 4405800fbd..1f8115fb3b 100644
--- a/src/Microsoft.Win32.Registry/ref/Microsoft.Win32.Registry.csproj
+++ b/src/Microsoft.Win32.Registry/ref/Microsoft.Win32.Registry.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/Microsoft.Win32.Registry/src/Microsoft.Win32.Registry.builds b/src/Microsoft.Win32.Registry/src/Microsoft.Win32.Registry.builds
index 0748918150..526a680953 100644
--- a/src/Microsoft.Win32.Registry/src/Microsoft.Win32.Registry.builds
+++ b/src/Microsoft.Win32.Registry/src/Microsoft.Win32.Registry.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Registry.csproj">
diff --git a/src/Microsoft.Win32.Registry/src/Microsoft.Win32.Registry.csproj b/src/Microsoft.Win32.Registry/src/Microsoft.Win32.Registry.csproj
index 29b389a13b..2d940ba37c 100644
--- a/src/Microsoft.Win32.Registry/src/Microsoft.Win32.Registry.csproj
+++ b/src/Microsoft.Win32.Registry/src/Microsoft.Win32.Registry.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/Microsoft.Win32.Registry/tests/Microsoft.Win32.Registry.Tests.builds b/src/Microsoft.Win32.Registry/tests/Microsoft.Win32.Registry.Tests.builds
index e5123c0bcb..cc9d1a20cf 100644
--- a/src/Microsoft.Win32.Registry/tests/Microsoft.Win32.Registry.Tests.builds
+++ b/src/Microsoft.Win32.Registry/tests/Microsoft.Win32.Registry.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Microsoft.Win32.Registry.Tests.csproj">
diff --git a/src/Microsoft.Win32.Registry/tests/Microsoft.Win32.Registry.Tests.csproj b/src/Microsoft.Win32.Registry/tests/Microsoft.Win32.Registry.Tests.csproj
index 8ddc90dd27..cbf490c2b2 100644
--- a/src/Microsoft.Win32.Registry/tests/Microsoft.Win32.Registry.Tests.csproj
+++ b/src/Microsoft.Win32.Registry/tests/Microsoft.Win32.Registry.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/Native/pkg/dir.props b/src/Native/pkg/dir.props
index aa0d5447f0..64aa4c1d4d 100644
--- a/src/Native/pkg/dir.props
+++ b/src/Native/pkg/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory)\.., dir.props))\dir.props" />
<!-- coalesce RIDs into the correct build output directory -->
diff --git a/src/Native/pkg/dir.targets b/src/Native/pkg/dir.targets
index 1d3ebd1be5..4283c3286a 100644
--- a/src/Native/pkg/dir.targets
+++ b/src/Native/pkg/dir.targets
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<ItemGroup>
<File Include="@(NativeFile)" />
</ItemGroup>
diff --git a/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/runtime.native.System.Data.SqlClient.sni.builds b/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/runtime.native.System.Data.SqlClient.sni.builds
index d37d94f025..bce77a1f0d 100644
--- a/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/runtime.native.System.Data.SqlClient.sni.builds
+++ b/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/runtime.native.System.Data.SqlClient.sni.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="runtime.native.System.Data.SqlClient.sni.pkgproj" />
diff --git a/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/runtime.native.System.Data.SqlClient.sni.pkgproj b/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/runtime.native.System.Data.SqlClient.sni.pkgproj
index 88a2c46aaa..a010728d18 100644
--- a/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/runtime.native.System.Data.SqlClient.sni.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/runtime.native.System.Data.SqlClient.sni.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<SkipPackageFileCheck>true</SkipPackageFileCheck>
diff --git a/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/win/runtime.native.System.Data.SqlClient.sni.pkgproj b/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/win/runtime.native.System.Data.SqlClient.sni.pkgproj
index 955f16353a..16474e2e2f 100644
--- a/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/win/runtime.native.System.Data.SqlClient.sni.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Data.SqlClient.sni/win/runtime.native.System.Data.SqlClient.sni.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<WinVersion Condition="'$(PackagePlatform)'=='arm64'">win10</WinVersion>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/debian/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/debian/runtime.native.System.IO.Compression.pkgproj
index 6447b8259f..0ffb82b6ff 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/debian/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/debian/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>debian.8-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/fedora/23/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/fedora/23/runtime.native.System.IO.Compression.pkgproj
index 1f7f04f236..14ca1781d1 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/fedora/23/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/fedora/23/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.23-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/fedora/24/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/fedora/24/runtime.native.System.IO.Compression.pkgproj
index 1bbd5b4752..6a01b77d3c 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/fedora/24/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/fedora/24/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.24-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/opensuse/13.2/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/opensuse/13.2/runtime.native.System.IO.Compression.pkgproj
index d6835cb2e2..cfe75823f1 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/opensuse/13.2/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/opensuse/13.2/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.13.2-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/opensuse/42.1/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/opensuse/42.1/runtime.native.System.IO.Compression.pkgproj
index bc065df97f..7c023df6f0 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/opensuse/42.1/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/opensuse/42.1/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.42.1-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/osx/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/osx/runtime.native.System.IO.Compression.pkgproj
index f993da6150..1623da5068 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/osx/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/osx/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>osx.10.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/rhel/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/rhel/runtime.native.System.IO.Compression.pkgproj
index 34d24f599b..26cf364f16 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/rhel/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/rhel/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>rhel.7-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/runtime.native.System.IO.Compression.builds b/src/Native/pkg/runtime.native.System.IO.Compression/runtime.native.System.IO.Compression.builds
index 0f1cff0e0e..35a603275a 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/runtime.native.System.IO.Compression.builds
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/runtime.native.System.IO.Compression.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="runtime.native.System.IO.Compression.pkgproj"/>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/runtime.native.System.IO.Compression.pkgproj
index 9aa4de25dc..3fab6e7cb9 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<SkipPackageFileCheck>true</SkipPackageFileCheck>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/14.04/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/14.04/runtime.native.System.IO.Compression.pkgproj
index 49e9b822d1..3e943b5277 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/14.04/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/14.04/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/16.04/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/16.04/runtime.native.System.IO.Compression.pkgproj
index d228b5a1d3..2cdfdc3614 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/16.04/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/16.04/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/16.10/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/16.10/runtime.native.System.IO.Compression.pkgproj
index 8b9e39fe29..99281da9bc 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/16.10/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/ubuntu/16.10/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/win/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/win/runtime.native.System.IO.Compression.pkgproj
index 5e85b5c135..74f08b7185 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/win/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/win/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<WinVersion Condition="'$(PackagePlatform)'=='arm'">win8</WinVersion>
diff --git a/src/Native/pkg/runtime.native.System.IO.Compression/win10/runtime.native.System.IO.Compression.pkgproj b/src/Native/pkg/runtime.native.System.IO.Compression/win10/runtime.native.System.IO.Compression.pkgproj
index 810daa5085..b9dd57fcc6 100644
--- a/src/Native/pkg/runtime.native.System.IO.Compression/win10/runtime.native.System.IO.Compression.pkgproj
+++ b/src/Native/pkg/runtime.native.System.IO.Compression/win10/runtime.native.System.IO.Compression.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>win10-$(PackagePlatform)-aot</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/debian/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/debian/runtime.native.System.Net.Http.pkgproj
index 0de25ecd38..3e32302c52 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/debian/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/debian/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>debian.8-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/fedora/23/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/fedora/23/runtime.native.System.Net.Http.pkgproj
index c7eef4220f..900bde14ba 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/fedora/23/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/fedora/23/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.23-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/fedora/24/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/fedora/24/runtime.native.System.Net.Http.pkgproj
index 30d6f38132..2b7266fd35 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/fedora/24/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/fedora/24/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.24-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/opensuse/13.2/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/opensuse/13.2/runtime.native.System.Net.Http.pkgproj
index 54134042cc..815f5594ca 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/opensuse/13.2/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/opensuse/13.2/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.13.2-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/opensuse/42.1/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/opensuse/42.1/runtime.native.System.Net.Http.pkgproj
index 9f988d513d..09a6341cdc 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/opensuse/42.1/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/opensuse/42.1/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.42.1-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/osx/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/osx/runtime.native.System.Net.Http.pkgproj
index eaccd037aa..1a9052c1fc 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/osx/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/osx/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>osx.10.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/rhel/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/rhel/runtime.native.System.Net.Http.pkgproj
index 7938cedaa0..ffbd864834 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/rhel/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/rhel/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>rhel.7-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/runtime.native.System.Net.Http.builds b/src/Native/pkg/runtime.native.System.Net.Http/runtime.native.System.Net.Http.builds
index 7b0a7dac54..dda04bb182 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/runtime.native.System.Net.Http.builds
+++ b/src/Native/pkg/runtime.native.System.Net.Http/runtime.native.System.Net.Http.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="runtime.native.System.Net.Http.pkgproj"/>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/runtime.native.System.Net.Http.pkgproj
index ec58118ed2..ae756492ff 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<SkipPackageFileCheck>true</SkipPackageFileCheck>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/14.04/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/14.04/runtime.native.System.Net.Http.pkgproj
index e8b75cfd60..7c2d686349 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/14.04/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/14.04/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/16.04/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/16.04/runtime.native.System.Net.Http.pkgproj
index 5d9bed6fc8..7d5921d70a 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/16.04/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/16.04/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/16.10/runtime.native.System.Net.Http.pkgproj b/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/16.10/runtime.native.System.Net.Http.pkgproj
index eea026c095..90e2ba2b31 100644
--- a/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/16.10/runtime.native.System.Net.Http.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Http/ubuntu/16.10/runtime.native.System.Net.Http.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/debian/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/debian/runtime.native.System.Net.Security.pkgproj
index 2dbe5c84fb..984c8c24d3 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/debian/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/debian/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>debian.8-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/fedora/23/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/fedora/23/runtime.native.System.Net.Security.pkgproj
index 2b207cf9fb..59f0d61958 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/fedora/23/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/fedora/23/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.23-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/fedora/24/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/fedora/24/runtime.native.System.Net.Security.pkgproj
index bd3d14baca..f2571b1d97 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/fedora/24/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/fedora/24/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.24-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/opensuse/13.2/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/opensuse/13.2/runtime.native.System.Net.Security.pkgproj
index 0d70bc2a83..bdb911b765 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/opensuse/13.2/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/opensuse/13.2/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.13.2-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/opensuse/42.1/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/opensuse/42.1/runtime.native.System.Net.Security.pkgproj
index 04f61997e2..d46774f795 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/opensuse/42.1/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/opensuse/42.1/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.42.1-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/osx/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/osx/runtime.native.System.Net.Security.pkgproj
index 862578f006..983b4a9049 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/osx/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/osx/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>osx.10.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/rhel/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/rhel/runtime.native.System.Net.Security.pkgproj
index ec2258abc8..0cd72f3ef2 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/rhel/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/rhel/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>rhel.7-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/runtime.native.System.Net.Security.builds b/src/Native/pkg/runtime.native.System.Net.Security/runtime.native.System.Net.Security.builds
index ec532e0703..cbf181e1ee 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/runtime.native.System.Net.Security.builds
+++ b/src/Native/pkg/runtime.native.System.Net.Security/runtime.native.System.Net.Security.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="runtime.native.System.Net.Security.pkgproj"/>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/runtime.native.System.Net.Security.pkgproj
index 495241a5ca..ba13cf6c43 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<SkipPackageFileCheck>true</SkipPackageFileCheck>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/14.04/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/14.04/runtime.native.System.Net.Security.pkgproj
index aa41244b42..06492846d1 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/14.04/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/14.04/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/16.04/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/16.04/runtime.native.System.Net.Security.pkgproj
index 017495feb5..791bfc755b 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/16.04/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/16.04/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/16.10/runtime.native.System.Net.Security.pkgproj b/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/16.10/runtime.native.System.Net.Security.pkgproj
index 9ee6c76c29..973bb623a6 100644
--- a/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/16.10/runtime.native.System.Net.Security.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Net.Security/ubuntu/16.10/runtime.native.System.Net.Security.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/osx/runtime.native.System.Security.Cryptography.Apple.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/osx/runtime.native.System.Security.Cryptography.Apple.pkgproj
index b9e5823527..b54a9fafd2 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/osx/runtime.native.System.Security.Cryptography.Apple.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/osx/runtime.native.System.Security.Cryptography.Apple.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>osx.10.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/runtime.native.System.Security.Cryptography.Apple.builds b/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/runtime.native.System.Security.Cryptography.Apple.builds
index de78973560..220be811d7 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/runtime.native.System.Security.Cryptography.Apple.builds
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/runtime.native.System.Security.Cryptography.Apple.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="runtime.native.System.Security.Cryptography.Apple.pkgproj"/>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/runtime.native.System.Security.Cryptography.Apple.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/runtime.native.System.Security.Cryptography.Apple.pkgproj
index c366e5664e..9696fefe02 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/runtime.native.System.Security.Cryptography.Apple.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.Apple/runtime.native.System.Security.Cryptography.Apple.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<SkipPackageFileCheck>true</SkipPackageFileCheck>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/debian/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/debian/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 54b420b46b..93ac6630c7 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/debian/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/debian/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>debian.8-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/fedora/23/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/fedora/23/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 9d09a8b4f3..bf4dc62bb5 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/fedora/23/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/fedora/23/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.23-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/fedora/24/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/fedora/24/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 9da8dd43e8..ff80db6a28 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/fedora/24/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/fedora/24/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.24-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/opensuse/13.2/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/opensuse/13.2/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 1b9fbc1cb1..587070bc26 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/opensuse/13.2/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/opensuse/13.2/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.13.2-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/opensuse/42.1/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/opensuse/42.1/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 069d629113..c46d097cc8 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/opensuse/42.1/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/opensuse/42.1/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.42.1-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/osx/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/osx/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index eae2b75d52..319a9d2ea0 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/osx/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/osx/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>osx.10.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/rhel/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/rhel/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 61e0df00e3..b31b04dc87 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/rhel/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/rhel/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>rhel.7-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/runtime.native.System.Security.Cryptography.OpenSsl.builds b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/runtime.native.System.Security.Cryptography.OpenSsl.builds
index 569aea87c2..0eb7db01af 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/runtime.native.System.Security.Cryptography.OpenSsl.builds
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/runtime.native.System.Security.Cryptography.OpenSsl.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="runtime.native.System.Security.Cryptography.OpenSsl.pkgproj"/>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index dc2a7a3d72..91357ea132 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<SkipPackageFileCheck>true</SkipPackageFileCheck>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/14.04/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/14.04/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 029f825ce4..69dca4681a 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/14.04/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/14.04/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/16.04/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/16.04/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 228569b335..f879c0f928 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/16.04/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/16.04/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/16.10/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/16.10/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
index 68067f18f8..b1a1822ba9 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/16.10/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography.OpenSsl/ubuntu/16.10/runtime.native.System.Security.Cryptography.OpenSsl.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/debian/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/debian/runtime.native.System.Security.Cryptography.pkgproj
index 8886b46b22..1af8550b98 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/debian/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/debian/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>debian.8-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/fedora/23/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/fedora/23/runtime.native.System.Security.Cryptography.pkgproj
index 5f476e442e..2f3f70d25e 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/fedora/23/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/fedora/23/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.23-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/fedora/24/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/fedora/24/runtime.native.System.Security.Cryptography.pkgproj
index 18251fbbae..e0d1fec93a 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/fedora/24/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/fedora/24/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.24-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/opensuse/13.2/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/opensuse/13.2/runtime.native.System.Security.Cryptography.pkgproj
index 31eda706bb..daa7a1cfbf 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/opensuse/13.2/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/opensuse/13.2/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.13.2-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/opensuse/42.1/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/opensuse/42.1/runtime.native.System.Security.Cryptography.pkgproj
index feba5ff702..7f9b7484e2 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/opensuse/42.1/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/opensuse/42.1/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.42.1-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/osx/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/osx/runtime.native.System.Security.Cryptography.pkgproj
index 3beb2c7ad3..b54bf01159 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/osx/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/osx/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>osx.10.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/rhel/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/rhel/runtime.native.System.Security.Cryptography.pkgproj
index 13d8008e83..c12bce5030 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/rhel/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/rhel/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>rhel.7-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/runtime.native.System.Security.Cryptography.builds b/src/Native/pkg/runtime.native.System.Security.Cryptography/runtime.native.System.Security.Cryptography.builds
index 5997a2e03e..c0b142cb63 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/runtime.native.System.Security.Cryptography.builds
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/runtime.native.System.Security.Cryptography.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="runtime.native.System.Security.Cryptography.pkgproj"/>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/runtime.native.System.Security.Cryptography.pkgproj
index e8a78d80c2..6f191c5e56 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<SkipPackageFileCheck>true</SkipPackageFileCheck>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/14.04/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/14.04/runtime.native.System.Security.Cryptography.pkgproj
index b5a6c83e4a..23df0d0fb6 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/14.04/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/14.04/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/16.04/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/16.04/runtime.native.System.Security.Cryptography.pkgproj
index a4ab2ed218..ab0f1085b2 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/16.04/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/16.04/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/16.10/runtime.native.System.Security.Cryptography.pkgproj b/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/16.10/runtime.native.System.Security.Cryptography.pkgproj
index 174858b731..92ace53fd9 100644
--- a/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/16.10/runtime.native.System.Security.Cryptography.pkgproj
+++ b/src/Native/pkg/runtime.native.System.Security.Cryptography/ubuntu/16.10/runtime.native.System.Security.Cryptography.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/debian/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/debian/runtime.native.System.pkgproj
index 5bc19a4208..7bcc84b0f5 100644
--- a/src/Native/pkg/runtime.native.System/debian/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/debian/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/Native/pkg/runtime.native.System/fedora/23/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/fedora/23/runtime.native.System.pkgproj
index fbed290bbf..e881c201f5 100644
--- a/src/Native/pkg/runtime.native.System/fedora/23/runtime.native.System.pkgproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.23-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/fedora/24/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/fedora/24/runtime.native.System.pkgproj
index b42eeca837..da99647282 100644
--- a/src/Native/pkg/runtime.native.System/fedora/24/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/fedora/24/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>fedora.24-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/opensuse/13.2/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/opensuse/13.2/runtime.native.System.pkgproj
index dd6891e5bc..34d85fc9eb 100644
--- a/src/Native/pkg/runtime.native.System/opensuse/13.2/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/opensuse/13.2/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.13.2-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/opensuse/42.1/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/opensuse/42.1/runtime.native.System.pkgproj
index 43379f0ad2..9bb8dfd74d 100644
--- a/src/Native/pkg/runtime.native.System/opensuse/42.1/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/opensuse/42.1/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>opensuse.42.1-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/osx/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/osx/runtime.native.System.pkgproj
index 842fa9242a..8facb6ceed 100644
--- a/src/Native/pkg/runtime.native.System/osx/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/osx/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>osx.10.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/rhel/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/rhel/runtime.native.System.pkgproj
index 09df6e06d4..16a2c1f4b6 100644
--- a/src/Native/pkg/runtime.native.System/rhel/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/rhel/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>rhel.7-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/runtime.native.System.builds b/src/Native/pkg/runtime.native.System/runtime.native.System.builds
index 07f486f962..38aaf6544d 100644
--- a/src/Native/pkg/runtime.native.System/runtime.native.System.builds
+++ b/src/Native/pkg/runtime.native.System/runtime.native.System.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="runtime.native.System.pkgproj"/>
diff --git a/src/Native/pkg/runtime.native.System/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/runtime.native.System.pkgproj
index 6dc55a9eac..13a722f95d 100644
--- a/src/Native/pkg/runtime.native.System/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<SkipPackageFileCheck>true</SkipPackageFileCheck>
diff --git a/src/Native/pkg/runtime.native.System/ubuntu/14.04/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/ubuntu/14.04/runtime.native.System.pkgproj
index ee9fc586a6..59f55c16a4 100644
--- a/src/Native/pkg/runtime.native.System/ubuntu/14.04/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/ubuntu/14.04/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.14.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/ubuntu/16.04/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/ubuntu/16.04/runtime.native.System.pkgproj
index 2c1d25377d..b65cd6fbaf 100644
--- a/src/Native/pkg/runtime.native.System/ubuntu/16.04/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/ubuntu/16.04/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.04-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/Native/pkg/runtime.native.System/ubuntu/16.10/runtime.native.System.pkgproj b/src/Native/pkg/runtime.native.System/ubuntu/16.10/runtime.native.System.pkgproj
index a3605bcf78..7c84ddf443 100644
--- a/src/Native/pkg/runtime.native.System/ubuntu/16.10/runtime.native.System.pkgproj
+++ b/src/Native/pkg/runtime.native.System/ubuntu/16.10/runtime.native.System.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>ubuntu.16.10-$(PackagePlatform)</PackageTargetRuntime>
diff --git a/src/System.AppContext/dir.props b/src/System.AppContext/dir.props
index ec6b27dedd..7bb155c44e 100644
--- a/src/System.AppContext/dir.props
+++ b/src/System.AppContext/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
diff --git a/src/System.AppContext/pkg/System.AppContext.builds b/src/System.AppContext/pkg/System.AppContext.builds
index b60f498eb9..8d55fc313f 100644
--- a/src/System.AppContext/pkg/System.AppContext.builds
+++ b/src/System.AppContext/pkg/System.AppContext.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.AppContext.pkgproj"/>
diff --git a/src/System.AppContext/pkg/System.AppContext.pkgproj b/src/System.AppContext/pkg/System.AppContext.pkgproj
index 2b9a26d84c..7fee7b449a 100644
--- a/src/System.AppContext/pkg/System.AppContext.pkgproj
+++ b/src/System.AppContext/pkg/System.AppContext.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PreventImplementationReference>true</PreventImplementationReference>
diff --git a/src/System.AppContext/ref/4.0.0/System.AppContext.depproj b/src/System.AppContext/ref/4.0.0/System.AppContext.depproj
index 1681b96d7d..6343408bc9 100644
--- a/src/System.AppContext/ref/4.0.0/System.AppContext.depproj
+++ b/src/System.AppContext/ref/4.0.0/System.AppContext.depproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.AppContext/ref/System.AppContext.csproj b/src/System.AppContext/ref/System.AppContext.csproj
index fee5786130..ec42291f95 100644
--- a/src/System.AppContext/ref/System.AppContext.csproj
+++ b/src/System.AppContext/ref/System.AppContext.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.AppContext/src/System.AppContext.builds b/src/System.AppContext/src/System.AppContext.builds
index 3d57f768f3..673466e8e4 100644
--- a/src/System.AppContext/src/System.AppContext.builds
+++ b/src/System.AppContext/src/System.AppContext.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.AppContext.csproj" />
diff --git a/src/System.AppContext/src/System.AppContext.csproj b/src/System.AppContext/src/System.AppContext.csproj
index b7f7c83069..463e1bc105 100644
--- a/src/System.AppContext/src/System.AppContext.csproj
+++ b/src/System.AppContext/src/System.AppContext.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<AssemblyName>System.AppContext</AssemblyName>
diff --git a/src/System.AppContext/tests/System.AppContext.Tests.builds b/src/System.AppContext/tests/System.AppContext.Tests.builds
index ee527311ae..437477684c 100644
--- a/src/System.AppContext/tests/System.AppContext.Tests.builds
+++ b/src/System.AppContext/tests/System.AppContext.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.AppContext.Tests.csproj"/>
diff --git a/src/System.AppContext/tests/System.AppContext.Tests.csproj b/src/System.AppContext/tests/System.AppContext.Tests.csproj
index 491822dfe4..b13b66eddb 100644
--- a/src/System.AppContext/tests/System.AppContext.Tests.csproj
+++ b/src/System.AppContext/tests/System.AppContext.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Buffers/dir.props b/src/System.Buffers/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Buffers/dir.props
+++ b/src/System.Buffers/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/System.Buffers/pkg/System.Buffers.builds b/src/System.Buffers/pkg/System.Buffers.builds
index 067ed3dd25..30967ca538 100644
--- a/src/System.Buffers/pkg/System.Buffers.builds
+++ b/src/System.Buffers/pkg/System.Buffers.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Buffers.pkgproj"/>
diff --git a/src/System.Buffers/pkg/System.Buffers.pkgproj b/src/System.Buffers/pkg/System.Buffers.pkgproj
index c56360f3fd..bc573dda51 100644
--- a/src/System.Buffers/pkg/System.Buffers.pkgproj
+++ b/src/System.Buffers/pkg/System.Buffers.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Buffers/src/System.Buffers.builds b/src/System.Buffers/src/System.Buffers.builds
index 1cfa1c8ee6..dc971aa4e7 100644
--- a/src/System.Buffers/src/System.Buffers.builds
+++ b/src/System.Buffers/src/System.Buffers.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Project Include="System.Buffers.csproj" />
diff --git a/src/System.Buffers/src/System.Buffers.csproj b/src/System.Buffers/src/System.Buffers.csproj
index 0811460361..555b866caf 100644
--- a/src/System.Buffers/src/System.Buffers.csproj
+++ b/src/System.Buffers/src/System.Buffers.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<ProjectGuid>{2ADDB484-6F57-4D71-A3FE-A57EC6329A2B}</ProjectGuid>
diff --git a/src/System.Buffers/tests/System.Buffers.Tests.builds b/src/System.Buffers/tests/System.Buffers.Tests.builds
index ef526215d6..f47683754f 100644
--- a/src/System.Buffers/tests/System.Buffers.Tests.builds
+++ b/src/System.Buffers/tests/System.Buffers.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Buffers.Tests.csproj"/>
diff --git a/src/System.Buffers/tests/System.Buffers.Tests.csproj b/src/System.Buffers/tests/System.Buffers.Tests.csproj
index fe5dfc9c33..493d7c3007 100644
--- a/src/System.Buffers/tests/System.Buffers.Tests.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.CodeDom/dir.props b/src/System.CodeDom/dir.props
index e58893f6ab..ea772032c8 100644
--- a/src/System.CodeDom/dir.props
+++ b/src/System.CodeDom/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.CodeDom/pkg/System.CodeDom.builds b/src/System.CodeDom/pkg/System.CodeDom.builds
index 96e2cda406..50a2c489bc 100644
--- a/src/System.CodeDom/pkg/System.CodeDom.builds
+++ b/src/System.CodeDom/pkg/System.CodeDom.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.CodeDom.pkgproj"/>
diff --git a/src/System.CodeDom/pkg/System.CodeDom.pkgproj b/src/System.CodeDom/pkg/System.CodeDom.pkgproj
index eba12fb40f..1c2595f82a 100644
--- a/src/System.CodeDom/pkg/System.CodeDom.pkgproj
+++ b/src/System.CodeDom/pkg/System.CodeDom.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.CodeDom/ref/System.CodeDom.csproj b/src/System.CodeDom/ref/System.CodeDom.csproj
index 783ce073ba..6ab4cad6cb 100644
--- a/src/System.CodeDom/ref/System.CodeDom.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.CodeDom/src/System.CodeDom.builds b/src/System.CodeDom/src/System.CodeDom.builds
index 6bfecca8d9..fe8efdc6b7 100644
--- a/src/System.CodeDom/src/System.CodeDom.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index eb41571aeb..9897af43e2 100644
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index 20031ec03a..fa177afe16 100644
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index ad421c86b0..810558a7d3 100644
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index f019702f3d..e9329e04ec 100644
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index 92fc41b7bc..5b149804b9 100644
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index 89da307f57..d0c7c3aa95 100644
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index 674415ee80..432e03c0f6 100644
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index f3d51f2690..3c4d0d809e 100644
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index de4a823177..27fe407485 100644
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index d5e364116b..115c349038 100644
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index 60186e2451..6aa74e26cc 100644
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index 0769c12aaa..503cf86a87 100644
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index 26ef29d202..11e6be71db 100644
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index f6c3c35a0c..4c4ea8d974 100644
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index 0769c12aaa..503cf86a87 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Collections.Specialized/src/System.Collections.Specialized.builds b/src/System.Collections.Specialized/src/System.Collections.Specialized.builds
index 19030fca7a..4dfe56fce5 100644
--- a/src/System.Collections.Specialized/src/System.Collections.Specialized.builds
+++ b/src/System.Collections.Specialized/src/System.Collections.Specialized.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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diff --git a/src/System.Collections.Specialized/src/System.Collections.Specialized.csproj b/src/System.Collections.Specialized/src/System.Collections.Specialized.csproj
index 6ce9659131..847fbf5fe7 100644
--- a/src/System.Collections.Specialized/src/System.Collections.Specialized.csproj
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Collections.Specialized/tests/System.Collections.Specialized.Tests.builds b/src/System.Collections.Specialized/tests/System.Collections.Specialized.Tests.builds
index ae2c2c7f89..b9a35e943b 100644
--- a/src/System.Collections.Specialized/tests/System.Collections.Specialized.Tests.builds
+++ b/src/System.Collections.Specialized/tests/System.Collections.Specialized.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Collections.Specialized/tests/System.Collections.Specialized.Tests.csproj b/src/System.Collections.Specialized/tests/System.Collections.Specialized.Tests.csproj
index cf5f782a86..1d1967b63c 100644
--- a/src/System.Collections.Specialized/tests/System.Collections.Specialized.Tests.csproj
+++ b/src/System.Collections.Specialized/tests/System.Collections.Specialized.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Collections/dir.props b/src/System.Collections/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Collections/dir.props
+++ b/src/System.Collections/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.Collections/pkg/System.Collections.builds b/src/System.Collections/pkg/System.Collections.builds
index 7cc90cbefc..71856e28d4 100644
--- a/src/System.Collections/pkg/System.Collections.builds
+++ b/src/System.Collections/pkg/System.Collections.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Collections.pkgproj" />
diff --git a/src/System.Collections/pkg/System.Collections.pkgproj b/src/System.Collections/pkg/System.Collections.pkgproj
index bc12b580c9..ef3929fcb0 100644
--- a/src/System.Collections/pkg/System.Collections.pkgproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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diff --git a/src/System.Collections/pkg/any/System.Collections.pkgproj b/src/System.Collections/pkg/any/System.Collections.pkgproj
index 636c1eaebc..583325762c 100644
--- a/src/System.Collections/pkg/any/System.Collections.pkgproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<!-- there is no "jit" rid, so we use any and "aot" will override -->
diff --git a/src/System.Collections/pkg/aot/System.Collections.pkgproj b/src/System.Collections/pkg/aot/System.Collections.pkgproj
index d9827ceb92..5e4737373f 100644
--- a/src/System.Collections/pkg/aot/System.Collections.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Collections/ref/System.Collections.builds b/src/System.Collections/ref/System.Collections.builds
index 36317a9994..0cb6b951f1 100644
--- a/src/System.Collections/ref/System.Collections.builds
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Project Include="System.Collections.csproj" />
diff --git a/src/System.Collections/ref/System.Collections.csproj b/src/System.Collections/ref/System.Collections.csproj
index f4897f93ec..6a3a3e5add 100644
--- a/src/System.Collections/ref/System.Collections.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Collections/src/System.Collections.builds b/src/System.Collections/src/System.Collections.builds
index d33d4b2d4b..b7ee2286ea 100644
--- a/src/System.Collections/src/System.Collections.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Collections.csproj" />
diff --git a/src/System.Collections/src/System.Collections.csproj b/src/System.Collections/src/System.Collections.csproj
index 086940812b..85d2490fee 100644
--- a/src/System.Collections/src/System.Collections.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Collections/src/redist/System.Collections.depproj b/src/System.Collections/src/redist/System.Collections.depproj
index 5cda515abf..4870ecedc3 100644
--- a/src/System.Collections/src/redist/System.Collections.depproj
+++ b/src/System.Collections/src/redist/System.Collections.depproj
@@ -1,5 +1,5 @@
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<PropertyGroup>
<TargetGroup Condition="'$(TargetGroup)' == ''">netcore50</TargetGroup>
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diff --git a/src/System.Collections/tests/Performance/System.Collections.Performance.Tests.csproj b/src/System.Collections/tests/Performance/System.Collections.Performance.Tests.csproj
index e52904b030..de6969b08b 100644
--- a/src/System.Collections/tests/Performance/System.Collections.Performance.Tests.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Collections/tests/System.Collections.Tests.builds b/src/System.Collections/tests/System.Collections.Tests.builds
index 73e85f378d..ae798ed310 100644
--- a/src/System.Collections/tests/System.Collections.Tests.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Performance\System.Collections.Performance.Tests.csproj" />
diff --git a/src/System.Collections/tests/System.Collections.Tests.csproj b/src/System.Collections/tests/System.Collections.Tests.csproj
index 4fd0b2cb87..c398dae4be 100644
--- a/src/System.Collections/tests/System.Collections.Tests.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.ComponentModel.Annotations/dir.props b/src/System.ComponentModel.Annotations/dir.props
index 8fe237415e..d8b54a28a2 100644
--- a/src/System.ComponentModel.Annotations/dir.props
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.ComponentModel.Annotations/pkg/System.ComponentModel.Annotations.builds b/src/System.ComponentModel.Annotations/pkg/System.ComponentModel.Annotations.builds
index c0939199c3..508c2e49b4 100644
--- a/src/System.ComponentModel.Annotations/pkg/System.ComponentModel.Annotations.builds
+++ b/src/System.ComponentModel.Annotations/pkg/System.ComponentModel.Annotations.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.ComponentModel.Annotations.pkgproj" />
diff --git a/src/System.ComponentModel.Annotations/pkg/System.ComponentModel.Annotations.pkgproj b/src/System.ComponentModel.Annotations/pkg/System.ComponentModel.Annotations.pkgproj
index b33d89e7c1..1e9c728045 100644
--- a/src/System.ComponentModel.Annotations/pkg/System.ComponentModel.Annotations.pkgproj
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@@ -1,5 +1,5 @@
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.ComponentModel.Annotations.csproj">
diff --git a/src/System.ComponentModel.Annotations/ref/System.ComponentModel.Annotations.csproj b/src/System.ComponentModel.Annotations/ref/System.ComponentModel.Annotations.csproj
index a970801d1e..1b1f8d285f 100644
--- a/src/System.ComponentModel.Annotations/ref/System.ComponentModel.Annotations.csproj
+++ b/src/System.ComponentModel.Annotations/ref/System.ComponentModel.Annotations.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.ComponentModel.Annotations/src/System.ComponentModel.Annotations.builds b/src/System.ComponentModel.Annotations/src/System.ComponentModel.Annotations.builds
index 2430de68ab..85a041b2a8 100644
--- a/src/System.ComponentModel.Annotations/src/System.ComponentModel.Annotations.builds
+++ b/src/System.ComponentModel.Annotations/src/System.ComponentModel.Annotations.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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diff --git a/src/System.ComponentModel.Annotations/src/System.ComponentModel.Annotations.csproj b/src/System.ComponentModel.Annotations/src/System.ComponentModel.Annotations.csproj
index 0e9b5deeaf..e2381988a8 100644
--- a/src/System.ComponentModel.Annotations/src/System.ComponentModel.Annotations.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 1e0c4305d0..db90566005 100644
--- a/src/System.ComponentModel.Annotations/tests/System.ComponentModel.Annotations.Tests.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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diff --git a/src/System.ComponentModel.Annotations/tests/System.ComponentModel.Annotations.Tests.csproj b/src/System.ComponentModel.Annotations/tests/System.ComponentModel.Annotations.Tests.csproj
index 6a3ff56dcb..e232879235 100644
--- a/src/System.ComponentModel.Annotations/tests/System.ComponentModel.Annotations.Tests.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.ComponentModel.Composition/ref/Compat/System.ComponentModel.Composition.csproj b/src/System.ComponentModel.Composition/ref/Compat/System.ComponentModel.Composition.csproj
index 846ec5bde2..6dee81e64a 100644
--- a/src/System.ComponentModel.Composition/ref/Compat/System.ComponentModel.Composition.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.ComponentModel.Composition/src/Compat/System.ComponentModel.Composition.csproj b/src/System.ComponentModel.Composition/src/Compat/System.ComponentModel.Composition.csproj
index 89821ba231..aceddd4a5e 100644
--- a/src/System.ComponentModel.Composition/src/Compat/System.ComponentModel.Composition.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index d5fe11a686..c99644b6b9 100644
--- a/src/System.ComponentModel.Composition/src/System.ComponentModel.Composition.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.ComponentModel.EventBasedAsync/dir.props b/src/System.ComponentModel.EventBasedAsync/dir.props
index 7d0348aff0..041b9b1160 100644
--- a/src/System.ComponentModel.EventBasedAsync/dir.props
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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index 899104d7d3..637025120e 100644
--- a/src/System.ComponentModel.EventBasedAsync/pkg/System.ComponentModel.EventBasedAsync.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index ec6b27dedd..7bb155c44e 100644
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index ec6b27dedd..7bb155c44e 100644
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diff --git a/src/System.Composition.AttributedModel/dir.props b/src/System.Composition.AttributedModel/dir.props
index 0ee73cddd3..e5670dbbab 100644
--- a/src/System.Composition.AttributedModel/dir.props
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<Import Project="..\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Composition.AttributedModel/pkg/System.Composition.AttributedModel.builds b/src/System.Composition.AttributedModel/pkg/System.Composition.AttributedModel.builds
index 2696b605a6..27b1553e64 100644
--- a/src/System.Composition.AttributedModel/pkg/System.Composition.AttributedModel.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition.AttributedModel/pkg/System.Composition.AttributedModel.pkgproj b/src/System.Composition.AttributedModel/pkg/System.Composition.AttributedModel.pkgproj
index e22a34c47c..d0f6336bdd 100644
--- a/src/System.Composition.AttributedModel/pkg/System.Composition.AttributedModel.pkgproj
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diff --git a/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.builds b/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.builds
index 8d24569c5a..2ab3839a0d 100644
--- a/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj b/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj
index 9ce8707493..91aa67425b 100644
--- a/src/System.Composition.AttributedModel/src/System.Composition.AttributedModel.csproj
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diff --git a/src/System.Composition.Convention/dir.props b/src/System.Composition.Convention/dir.props
index 0ee73cddd3..e5670dbbab 100644
--- a/src/System.Composition.Convention/dir.props
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<Import Project="..\dir.props" />
<PropertyGroup>
<PackageVersion>1.1.0</PackageVersion>
diff --git a/src/System.Composition.Convention/pkg/System.Composition.Convention.builds b/src/System.Composition.Convention/pkg/System.Composition.Convention.builds
index 7bd71b8b06..5f024ad563 100644
--- a/src/System.Composition.Convention/pkg/System.Composition.Convention.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 00d62cd1f5..d7981fee21 100644
--- a/src/System.Composition.Convention/pkg/System.Composition.Convention.pkgproj
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index 0f6d76d110..5862d1297f 100644
--- a/src/System.Composition.Convention/src/System.Composition.Convention.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition.Convention/src/System.Composition.Convention.csproj b/src/System.Composition.Convention/src/System.Composition.Convention.csproj
index 210c486799..3f2dad1d5c 100644
--- a/src/System.Composition.Convention/src/System.Composition.Convention.csproj
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diff --git a/src/System.Composition.Convention/tests/System.Composition.Convention.Tests.builds b/src/System.Composition.Convention/tests/System.Composition.Convention.Tests.builds
index cb7e69af1e..d75f72e941 100644
--- a/src/System.Composition.Convention/tests/System.Composition.Convention.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition.Convention/tests/System.Composition.Convention.Tests.csproj b/src/System.Composition.Convention/tests/System.Composition.Convention.Tests.csproj
index 4d610f4906..9ec4be4631 100644
--- a/src/System.Composition.Convention/tests/System.Composition.Convention.Tests.csproj
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diff --git a/src/System.Composition.Hosting/dir.props b/src/System.Composition.Hosting/dir.props
index 0ee73cddd3..e5670dbbab 100644
--- a/src/System.Composition.Hosting/dir.props
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<Import Project="..\dir.props" />
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<PackageVersion>1.1.0</PackageVersion>
diff --git a/src/System.Composition.Hosting/pkg/System.Composition.Hosting.builds b/src/System.Composition.Hosting/pkg/System.Composition.Hosting.builds
index 0605fa3bff..143affbe47 100644
--- a/src/System.Composition.Hosting/pkg/System.Composition.Hosting.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition.Hosting/pkg/System.Composition.Hosting.pkgproj b/src/System.Composition.Hosting/pkg/System.Composition.Hosting.pkgproj
index 2958394543..24e92c84b9 100644
--- a/src/System.Composition.Hosting/pkg/System.Composition.Hosting.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 75d3fab936..2e97f77857 100644
--- a/src/System.Composition.Hosting/src/System.Composition.Hosting.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj b/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj
index f65a6d2ed6..fe044f9c9f 100644
--- a/src/System.Composition.Hosting/src/System.Composition.Hosting.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition.Runtime/dir.props b/src/System.Composition.Runtime/dir.props
index 0ee73cddd3..e5670dbbab 100644
--- a/src/System.Composition.Runtime/dir.props
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<PackageVersion>1.1.0</PackageVersion>
diff --git a/src/System.Composition.Runtime/pkg/System.Composition.Runtime.builds b/src/System.Composition.Runtime/pkg/System.Composition.Runtime.builds
index 436fa2e27e..8c944373c1 100644
--- a/src/System.Composition.Runtime/pkg/System.Composition.Runtime.builds
+++ b/src/System.Composition.Runtime/pkg/System.Composition.Runtime.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition.Runtime/pkg/System.Composition.Runtime.pkgproj b/src/System.Composition.Runtime/pkg/System.Composition.Runtime.pkgproj
index 3aba2c70eb..3a792daef5 100644
--- a/src/System.Composition.Runtime/pkg/System.Composition.Runtime.pkgproj
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index b8e79c2002..033bea2056 100644
--- a/src/System.Composition.Runtime/src/System.Composition.Runtime.builds
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index 9d089ad461..1ea9ba74b2 100644
--- a/src/System.Composition.Runtime/src/System.Composition.Runtime.csproj
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@@ -1,5 +1,5 @@
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diff --git a/src/System.Composition.TypedParts/dir.props b/src/System.Composition.TypedParts/dir.props
index 0ee73cddd3..e5670dbbab 100644
--- a/src/System.Composition.TypedParts/dir.props
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@@ -1,4 +1,4 @@
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<Import Project="..\dir.props" />
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diff --git a/src/System.Composition.TypedParts/pkg/System.Composition.TypedParts.builds b/src/System.Composition.TypedParts/pkg/System.Composition.TypedParts.builds
index c08ab239e9..ed1ef7af75 100644
--- a/src/System.Composition.TypedParts/pkg/System.Composition.TypedParts.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 9ce42c7acf..7288dae5f6 100644
--- a/src/System.Composition.TypedParts/pkg/System.Composition.TypedParts.pkgproj
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@@ -1,5 +1,5 @@
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index 9195f141b1..e56adf047c 100644
--- a/src/System.Composition.TypedParts/src/System.Composition.TypedParts.builds
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index 5d6934bea1..588c6aed36 100644
--- a/src/System.Composition.TypedParts/src/System.Composition.TypedParts.csproj
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index daff360cb7..9af588d16c 100644
--- a/src/System.Composition/demos/Microsoft.Composition.Demos.ExtendedCollectionImports/Microsoft.Composition.Demos.ExtendedCollectionImports.csproj
+++ b/src/System.Composition/demos/Microsoft.Composition.Demos.ExtendedCollectionImports/Microsoft.Composition.Demos.ExtendedCollectionImports.csproj
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index 0ee73cddd3..e5670dbbab 100644
--- a/src/System.Composition/dir.props
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index af86e51217..e1e3d6c127 100644
--- a/src/System.Composition/perftests/Microsoft.Composition.ThroughputHarness.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{E3E3DA53-B8AC-46B6-8AAB-EBF751A2D0C3}</ProjectGuid>
diff --git a/src/System.Composition/pkg/System.Composition.builds b/src/System.Composition/pkg/System.Composition.builds
index afaefe5637..3809c04b74 100644
--- a/src/System.Composition/pkg/System.Composition.builds
+++ b/src/System.Composition/pkg/System.Composition.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Composition.pkgproj" />
diff --git a/src/System.Composition/pkg/System.Composition.pkgproj b/src/System.Composition/pkg/System.Composition.pkgproj
index 5f621a5e22..71d2f08f87 100644
--- a/src/System.Composition/pkg/System.Composition.pkgproj
+++ b/src/System.Composition/pkg/System.Composition.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
diff --git a/src/System.Composition/scenarios/TestLibrary/TestLibrary.csproj b/src/System.Composition/scenarios/TestLibrary/TestLibrary.csproj
index b94f46cdc7..e8329faf85 100644
--- a/src/System.Composition/scenarios/TestLibrary/TestLibrary.csproj
+++ b/src/System.Composition/scenarios/TestLibrary/TestLibrary.csproj
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Composition/tests/System.Composition.Tests.builds b/src/System.Composition/tests/System.Composition.Tests.builds
index faf6d85977..6b0087f8b4 100644
--- a/src/System.Composition/tests/System.Composition.Tests.builds
+++ b/src/System.Composition/tests/System.Composition.Tests.builds
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Composition.Tests.csproj"/>
diff --git a/src/System.Composition/tests/System.Composition.Tests.csproj b/src/System.Composition/tests/System.Composition.Tests.csproj
index 4fc5a562e3..596c6ecca6 100644
--- a/src/System.Composition/tests/System.Composition.Tests.csproj
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<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Console/dir.props b/src/System.Console/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Console/dir.props
+++ b/src/System.Console/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Console/pkg/System.Console.builds b/src/System.Console/pkg/System.Console.builds
index 60cc56677c..09ef33c9a4 100644
--- a/src/System.Console/pkg/System.Console.builds
+++ b/src/System.Console/pkg/System.Console.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Console.pkgproj" />
diff --git a/src/System.Console/pkg/System.Console.pkgproj b/src/System.Console/pkg/System.Console.pkgproj
index d88c20d384..c8e9ca64d0 100644
--- a/src/System.Console/pkg/System.Console.pkgproj
+++ b/src/System.Console/pkg/System.Console.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Console.csproj">
diff --git a/src/System.Console/pkg/unix/System.Console.pkgproj b/src/System.Console/pkg/unix/System.Console.pkgproj
index 222813b8f4..498bc30184 100644
--- a/src/System.Console/pkg/unix/System.Console.pkgproj
+++ b/src/System.Console/pkg/unix/System.Console.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Console/pkg/win/System.Console.pkgproj b/src/System.Console/pkg/win/System.Console.pkgproj
index e499b98b0d..f98395b9e3 100644
--- a/src/System.Console/pkg/win/System.Console.pkgproj
+++ b/src/System.Console/pkg/win/System.Console.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Console/ref/4.0.0/System.Console.depproj b/src/System.Console/ref/4.0.0/System.Console.depproj
index 936df44f24..7ffc8e592f 100644
--- a/src/System.Console/ref/4.0.0/System.Console.depproj
+++ b/src/System.Console/ref/4.0.0/System.Console.depproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Console/ref/System.Console.csproj b/src/System.Console/ref/System.Console.csproj
index 0976202e9f..b303c49f61 100644
--- a/src/System.Console/ref/System.Console.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Console/src/System.Console.builds b/src/System.Console/src/System.Console.builds
index 687f53190d..6137dabfaf 100644
--- a/src/System.Console/src/System.Console.builds
+++ b/src/System.Console/src/System.Console.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Console.csproj">
diff --git a/src/System.Console/src/System.Console.csproj b/src/System.Console/src/System.Console.csproj
index 7cb58dcb88..9e5b4c8eb9 100644
--- a/src/System.Console/src/System.Console.csproj
+++ b/src/System.Console/src/System.Console.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'=='' AND ('$(TargetGroup)' == '' OR '$(TargetGroup)' == 'netstandard1.3')">Windows_Debug</Configuration>
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diff --git a/src/System.Console/tests/Performance/System.Console.Performance.Tests.csproj b/src/System.Console/tests/Performance/System.Console.Performance.Tests.csproj
index 9997acbc30..a51886258a 100644
--- a/src/System.Console/tests/Performance/System.Console.Performance.Tests.csproj
+++ b/src/System.Console/tests/Performance/System.Console.Performance.Tests.csproj
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Console/tests/System.Console.Tests.builds b/src/System.Console/tests/System.Console.Tests.builds
index 5dd993e1d6..ed0f01dd6a 100644
--- a/src/System.Console/tests/System.Console.Tests.builds
+++ b/src/System.Console/tests/System.Console.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Console.Tests.csproj"/>
diff --git a/src/System.Console/tests/System.Console.Tests.csproj b/src/System.Console/tests/System.Console.Tests.csproj
index 7adb6b1621..d05efbf286 100644
--- a/src/System.Console/tests/System.Console.Tests.csproj
+++ b/src/System.Console/tests/System.Console.Tests.csproj
@@ -1,5 +1,5 @@
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Core/ref/Compat/System.Core.csproj b/src/System.Core/ref/Compat/System.Core.csproj
index 76f1b59950..9158edd52d 100644
--- a/src/System.Core/ref/Compat/System.Core.csproj
+++ b/src/System.Core/ref/Compat/System.Core.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Core/src/Compat/System.Core.csproj b/src/System.Core/src/Compat/System.Core.csproj
index 273d56497a..606370a4a0 100644
--- a/src/System.Core/src/Compat/System.Core.csproj
+++ b/src/System.Core/src/Compat/System.Core.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Core/src/System.Core.builds b/src/System.Core/src/System.Core.builds
index 337583ff4e..c3c44f71a2 100644
--- a/src/System.Core/src/System.Core.builds
+++ b/src/System.Core/src/System.Core.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Compat/System.Core.csproj" />
diff --git a/src/System.Data.Common/dir.props b/src/System.Data.Common/dir.props
index 8fe237415e..d8b54a28a2 100644
--- a/src/System.Data.Common/dir.props
+++ b/src/System.Data.Common/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.2.0</AssemblyVersion>
diff --git a/src/System.Data.Common/pkg/System.Data.Common.builds b/src/System.Data.Common/pkg/System.Data.Common.builds
index 1b9b768822..cc196ce7cd 100644
--- a/src/System.Data.Common/pkg/System.Data.Common.builds
+++ b/src/System.Data.Common/pkg/System.Data.Common.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Data.Common.pkgproj" />
diff --git a/src/System.Data.Common/pkg/System.Data.Common.pkgproj b/src/System.Data.Common/pkg/System.Data.Common.pkgproj
index 279fc2aef6..7d0013b740 100644
--- a/src/System.Data.Common/pkg/System.Data.Common.pkgproj
+++ b/src/System.Data.Common/pkg/System.Data.Common.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Data.Common.csproj">
diff --git a/src/System.Data.Common/ref/System.Data.Common.csproj b/src/System.Data.Common/ref/System.Data.Common.csproj
index 55dc10a259..633947cbd8 100644
--- a/src/System.Data.Common/ref/System.Data.Common.csproj
+++ b/src/System.Data.Common/ref/System.Data.Common.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Data.Common/src/System.Data.Common.builds b/src/System.Data.Common/src/System.Data.Common.builds
index 55633de066..9977ac407d 100644
--- a/src/System.Data.Common/src/System.Data.Common.builds
+++ b/src/System.Data.Common/src/System.Data.Common.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Data.Common/src/System.Data.Common.csproj b/src/System.Data.Common/src/System.Data.Common.csproj
index b29a72e03c..2d776cd07b 100644
--- a/src/System.Data.Common/src/System.Data.Common.csproj
+++ b/src/System.Data.Common/src/System.Data.Common.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 70e0e0b961..b727ef3c0a 100644
--- a/src/System.Data.Common/tests/System.Data.Common.Tests.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Data.Common/tests/System.Data.Common.Tests.csproj b/src/System.Data.Common/tests/System.Data.Common.Tests.csproj
index 14857b3b84..3be82b5f5f 100644
--- a/src/System.Data.Common/tests/System.Data.Common.Tests.csproj
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@@ -1,5 +1,5 @@
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index 88568cee4f..55b99ba408 100644
--- a/src/System.Data.Services.Client/ref/Compat/System.Data.Services.Client.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Data.Services.Client/src/Compat/System.Data.Services.Client.csproj b/src/System.Data.Services.Client/src/Compat/System.Data.Services.Client.csproj
index 767ca41cef..1580b7bba5 100644
--- a/src/System.Data.Services.Client/src/Compat/System.Data.Services.Client.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index e1be6585a2..55d42a3038 100644
--- a/src/System.Data.Services.Client/src/System.Data.Services.Client.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Data.SqlClient/dir.props b/src/System.Data.SqlClient/dir.props
index 8fe237415e..d8b54a28a2 100644
--- a/src/System.Data.SqlClient/dir.props
+++ b/src/System.Data.SqlClient/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.2.0</AssemblyVersion>
diff --git a/src/System.Data.SqlClient/pkg/System.Data.SqlClient.builds b/src/System.Data.SqlClient/pkg/System.Data.SqlClient.builds
index da2588e65a..5e88014b66 100644
--- a/src/System.Data.SqlClient/pkg/System.Data.SqlClient.builds
+++ b/src/System.Data.SqlClient/pkg/System.Data.SqlClient.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Data.SqlClient.pkgproj" />
diff --git a/src/System.Data.SqlClient/pkg/System.Data.SqlClient.pkgproj b/src/System.Data.SqlClient/pkg/System.Data.SqlClient.pkgproj
index d3358ed45e..f977e7546e 100644
--- a/src/System.Data.SqlClient/pkg/System.Data.SqlClient.pkgproj
+++ b/src/System.Data.SqlClient/pkg/System.Data.SqlClient.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Data.SqlClient.csproj">
diff --git a/src/System.Data.SqlClient/ref/4.0/System.Data.SqlClient.depproj b/src/System.Data.SqlClient/ref/4.0/System.Data.SqlClient.depproj
index 24b1450138..f53ba94085 100644
--- a/src/System.Data.SqlClient/ref/4.0/System.Data.SqlClient.depproj
+++ b/src/System.Data.SqlClient/ref/4.0/System.Data.SqlClient.depproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.Data.SqlClient/ref/System.Data.SqlClient.csproj b/src/System.Data.SqlClient/ref/System.Data.SqlClient.csproj
index 319c664454..c52869bed2 100644
--- a/src/System.Data.SqlClient/ref/System.Data.SqlClient.csproj
+++ b/src/System.Data.SqlClient/ref/System.Data.SqlClient.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Data.SqlClient/src/System.Data.SqlClient.builds b/src/System.Data.SqlClient/src/System.Data.SqlClient.builds
index 70260693da..9147747dcb 100644
--- a/src/System.Data.SqlClient/src/System.Data.SqlClient.builds
+++ b/src/System.Data.SqlClient/src/System.Data.SqlClient.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Data.SqlClient.csproj">
diff --git a/src/System.Data.SqlClient/src/System.Data.SqlClient.csproj b/src/System.Data.SqlClient/src/System.Data.SqlClient.csproj
index 6745a969f9..5a0c1769e9 100644
--- a/src/System.Data.SqlClient/src/System.Data.SqlClient.csproj
+++ b/src/System.Data.SqlClient/src/System.Data.SqlClient.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Data.SqlClient/tests/ManualTests/System.Data.SqlClient.ManualTesting.Tests.csproj b/src/System.Data.SqlClient/tests/ManualTests/System.Data.SqlClient.ManualTesting.Tests.csproj
index 4fd995103e..e9fba3e925 100644
--- a/src/System.Data.SqlClient/tests/ManualTests/System.Data.SqlClient.ManualTesting.Tests.csproj
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<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{45DB5F86-7AE3-45C6-870D-F9357B66BDB5}</ProjectGuid>
diff --git a/src/System.Data.SqlClient/tests/StressTests/IMonitorLoader/IMonitorLoader.csproj b/src/System.Data.SqlClient/tests/StressTests/IMonitorLoader/IMonitorLoader.csproj
index 801b389001..dc69b27202 100644
--- a/src/System.Data.SqlClient/tests/StressTests/IMonitorLoader/IMonitorLoader.csproj
+++ b/src/System.Data.SqlClient/tests/StressTests/IMonitorLoader/IMonitorLoader.csproj
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{AF78BA88-6428-47EA-8682-442DAF8E9656}</ProjectGuid>
diff --git a/src/System.Data.SqlClient/tests/StressTests/System.Data.StressFramework/System.Data.StressFramework.csproj b/src/System.Data.SqlClient/tests/StressTests/System.Data.StressFramework/System.Data.StressFramework.csproj
index 9b4eec4fee..1d6518bd65 100644
--- a/src/System.Data.SqlClient/tests/StressTests/System.Data.StressFramework/System.Data.StressFramework.csproj
+++ b/src/System.Data.SqlClient/tests/StressTests/System.Data.StressFramework/System.Data.StressFramework.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="12.0">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{518A4E22-0144-4699-80AE-757B744E8E38}</ProjectGuid>
diff --git a/src/System.Data.SqlClient/tests/StressTests/System.Data.StressRunner/System.Data.StressRunner.csproj b/src/System.Data.SqlClient/tests/StressTests/System.Data.StressRunner/System.Data.StressRunner.csproj
index 83b1f618d7..c8e0efa68e 100644
--- a/src/System.Data.SqlClient/tests/StressTests/System.Data.StressRunner/System.Data.StressRunner.csproj
+++ b/src/System.Data.SqlClient/tests/StressTests/System.Data.StressRunner/System.Data.StressRunner.csproj
@@ -1,5 +1,5 @@
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{529B187A-DE4F-4F4D-9FBB-D3D416FDB683}</ProjectGuid>
diff --git a/src/System.Data.SqlClient/tests/System.Data.SqlClient.Tests.builds b/src/System.Data.SqlClient/tests/System.Data.SqlClient.Tests.builds
index fc57ef7b4b..b28e997e21 100644
--- a/src/System.Data.SqlClient/tests/System.Data.SqlClient.Tests.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="FunctionalTests\System.Data.SqlClient.Tests.csproj"/>
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index 52cf3ef659..343116477d 100644
--- a/src/System.Data/ref/Compat/System.Data.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Data/src/Compat/System.Data.csproj b/src/System.Data/src/Compat/System.Data.csproj
index 0f727da477..ada0923996 100644
--- a/src/System.Data/src/Compat/System.Data.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Data</AssemblyName>
diff --git a/src/System.Data/src/System.Data.builds b/src/System.Data/src/System.Data.builds
index bab164fa8c..fc8919f0a9 100644
--- a/src/System.Data/src/System.Data.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Compat/System.Data.csproj" />
diff --git a/src/System.Diagnostics.Contracts/dir.props b/src/System.Diagnostics.Contracts/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Diagnostics.Contracts/dir.props
+++ b/src/System.Diagnostics.Contracts/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.3.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.Contracts/pkg/System.Diagnostics.Contracts.builds b/src/System.Diagnostics.Contracts/pkg/System.Diagnostics.Contracts.builds
index 7d273ddde5..7b68d5b94a 100644
--- a/src/System.Diagnostics.Contracts/pkg/System.Diagnostics.Contracts.builds
+++ b/src/System.Diagnostics.Contracts/pkg/System.Diagnostics.Contracts.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Contracts.pkgproj" />
diff --git a/src/System.Diagnostics.Contracts/pkg/System.Diagnostics.Contracts.pkgproj b/src/System.Diagnostics.Contracts/pkg/System.Diagnostics.Contracts.pkgproj
index d620fdc582..b39cd4bd21 100644
--- a/src/System.Diagnostics.Contracts/pkg/System.Diagnostics.Contracts.pkgproj
+++ b/src/System.Diagnostics.Contracts/pkg/System.Diagnostics.Contracts.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.Contracts/ref/System.Diagnostics.Contracts.csproj b/src/System.Diagnostics.Contracts/ref/System.Diagnostics.Contracts.csproj
index 54e71d58e4..cc3ee90962 100644
--- a/src/System.Diagnostics.Contracts/ref/System.Diagnostics.Contracts.csproj
+++ b/src/System.Diagnostics.Contracts/ref/System.Diagnostics.Contracts.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.Contracts/src/System.Diagnostics.Contracts.builds b/src/System.Diagnostics.Contracts/src/System.Diagnostics.Contracts.builds
index 2fb0c34353..a99f25eb89 100644
--- a/src/System.Diagnostics.Contracts/src/System.Diagnostics.Contracts.builds
+++ b/src/System.Diagnostics.Contracts/src/System.Diagnostics.Contracts.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Contracts.csproj" />
diff --git a/src/System.Diagnostics.Contracts/src/System.Diagnostics.Contracts.csproj b/src/System.Diagnostics.Contracts/src/System.Diagnostics.Contracts.csproj
index 334843ec2b..65f31b3089 100644
--- a/src/System.Diagnostics.Contracts/src/System.Diagnostics.Contracts.csproj
+++ b/src/System.Diagnostics.Contracts/src/System.Diagnostics.Contracts.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.Contracts/tests/System.Diagnostics.Contracts.Tests.builds b/src/System.Diagnostics.Contracts/tests/System.Diagnostics.Contracts.Tests.builds
index d8963836b6..0c6f11cf0e 100644
--- a/src/System.Diagnostics.Contracts/tests/System.Diagnostics.Contracts.Tests.builds
+++ b/src/System.Diagnostics.Contracts/tests/System.Diagnostics.Contracts.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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diff --git a/src/System.Diagnostics.Contracts/tests/System.Diagnostics.Contracts.Tests.csproj b/src/System.Diagnostics.Contracts/tests/System.Diagnostics.Contracts.Tests.csproj
index ef2ceab609..1bea0779f7 100644
--- a/src/System.Diagnostics.Contracts/tests/System.Diagnostics.Contracts.Tests.csproj
+++ b/src/System.Diagnostics.Contracts/tests/System.Diagnostics.Contracts.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Configuration Condition="'$(Configuration)' == ''">Debug</Configuration>
diff --git a/src/System.Diagnostics.Debug/dir.props b/src/System.Diagnostics.Debug/dir.props
index be784d989d..94f31e5bfd 100644
--- a/src/System.Diagnostics.Debug/dir.props
+++ b/src/System.Diagnostics.Debug/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.Diagnostics.Debug/pkg/System.Diagnostics.Debug.builds b/src/System.Diagnostics.Debug/pkg/System.Diagnostics.Debug.builds
index 3e70e56df8..6ddd3d076e 100644
--- a/src/System.Diagnostics.Debug/pkg/System.Diagnostics.Debug.builds
+++ b/src/System.Diagnostics.Debug/pkg/System.Diagnostics.Debug.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index d0a08fd11b..0532d55b24 100644
--- a/src/System.Diagnostics.Debug/pkg/System.Diagnostics.Debug.pkgproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index b43587b931..2b50003320 100644
--- a/src/System.Diagnostics.Debug/pkg/unix/System.Diagnostics.Debug.pkgproj
+++ b/src/System.Diagnostics.Debug/pkg/unix/System.Diagnostics.Debug.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 865e96c293..9595ddecef 100644
--- a/src/System.Diagnostics.Debug/pkg/win/System.Diagnostics.Debug.pkgproj
+++ b/src/System.Diagnostics.Debug/pkg/win/System.Diagnostics.Debug.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 2bb53ad470..2c925bc9ac 100644
--- a/src/System.Diagnostics.Debug/ref/System.Diagnostics.Debug.csproj
+++ b/src/System.Diagnostics.Debug/ref/System.Diagnostics.Debug.csproj
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index de217859c6..814fa908c8 100644
--- a/src/System.Diagnostics.Debug/src/System.Diagnostics.Debug.builds
+++ b/src/System.Diagnostics.Debug/src/System.Diagnostics.Debug.builds
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+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Debug.csproj">
diff --git a/src/System.Diagnostics.Debug/src/System.Diagnostics.Debug.csproj b/src/System.Diagnostics.Debug/src/System.Diagnostics.Debug.csproj
index a4f82dde32..8e625c797b 100644
--- a/src/System.Diagnostics.Debug/src/System.Diagnostics.Debug.csproj
+++ b/src/System.Diagnostics.Debug/src/System.Diagnostics.Debug.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Diagnostics.Debug/tests/System.Diagnostics.Debug.Tests.builds b/src/System.Diagnostics.Debug/tests/System.Diagnostics.Debug.Tests.builds
index 02cbc6cf9c..2e2bb68879 100644
--- a/src/System.Diagnostics.Debug/tests/System.Diagnostics.Debug.Tests.builds
+++ b/src/System.Diagnostics.Debug/tests/System.Diagnostics.Debug.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Debug.Tests.csproj">
diff --git a/src/System.Diagnostics.Debug/tests/System.Diagnostics.Debug.Tests.csproj b/src/System.Diagnostics.Debug/tests/System.Diagnostics.Debug.Tests.csproj
index fb470cb528..56319a7e05 100644
--- a/src/System.Diagnostics.Debug/tests/System.Diagnostics.Debug.Tests.csproj
+++ b/src/System.Diagnostics.Debug/tests/System.Diagnostics.Debug.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Diagnostics.DiagnosticSource/dir.props b/src/System.Diagnostics.DiagnosticSource/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Diagnostics.DiagnosticSource/dir.props
+++ b/src/System.Diagnostics.DiagnosticSource/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.DiagnosticSource/pkg/System.Diagnostics.DiagnosticSource.builds b/src/System.Diagnostics.DiagnosticSource/pkg/System.Diagnostics.DiagnosticSource.builds
index a1a174bd0a..e5e34ab596 100644
--- a/src/System.Diagnostics.DiagnosticSource/pkg/System.Diagnostics.DiagnosticSource.builds
+++ b/src/System.Diagnostics.DiagnosticSource/pkg/System.Diagnostics.DiagnosticSource.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.DiagnosticSource.pkgproj"/>
diff --git a/src/System.Diagnostics.DiagnosticSource/pkg/System.Diagnostics.DiagnosticSource.pkgproj b/src/System.Diagnostics.DiagnosticSource/pkg/System.Diagnostics.DiagnosticSource.pkgproj
index a6a50f9776..40067c55f5 100644
--- a/src/System.Diagnostics.DiagnosticSource/pkg/System.Diagnostics.DiagnosticSource.pkgproj
+++ b/src/System.Diagnostics.DiagnosticSource/pkg/System.Diagnostics.DiagnosticSource.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<!-- we need to be supported on pre-nuget-3 platforms (Dev12, Dev11, etc) -->
diff --git a/src/System.Diagnostics.DiagnosticSource/ref/System.Diagnostics.DiagnosticSource.csproj b/src/System.Diagnostics.DiagnosticSource/ref/System.Diagnostics.DiagnosticSource.csproj
index 2330bb4edd..ec3b1770fb 100644
--- a/src/System.Diagnostics.DiagnosticSource/ref/System.Diagnostics.DiagnosticSource.csproj
+++ b/src/System.Diagnostics.DiagnosticSource/ref/System.Diagnostics.DiagnosticSource.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Diagnostics.DiagnosticSource/src/System.Diagnostics.DiagnosticSource.builds b/src/System.Diagnostics.DiagnosticSource/src/System.Diagnostics.DiagnosticSource.builds
index ba75dd142f..184530ce6d 100644
--- a/src/System.Diagnostics.DiagnosticSource/src/System.Diagnostics.DiagnosticSource.builds
+++ b/src/System.Diagnostics.DiagnosticSource/src/System.Diagnostics.DiagnosticSource.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.DiagnosticSource.csproj"/>
diff --git a/src/System.Diagnostics.DiagnosticSource/src/System.Diagnostics.DiagnosticSource.csproj b/src/System.Diagnostics.DiagnosticSource/src/System.Diagnostics.DiagnosticSource.csproj
index c29348ab62..e611384d8d 100644
--- a/src/System.Diagnostics.DiagnosticSource/src/System.Diagnostics.DiagnosticSource.csproj
+++ b/src/System.Diagnostics.DiagnosticSource/src/System.Diagnostics.DiagnosticSource.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{F24D3391-2928-4E83-AADE-B34423498750}</ProjectGuid>
diff --git a/src/System.Diagnostics.DiagnosticSource/tests/System.Diagnostics.DiagnosticSource.Tests.builds b/src/System.Diagnostics.DiagnosticSource/tests/System.Diagnostics.DiagnosticSource.Tests.builds
index 96dea30a97..1cbc1800e0 100644
--- a/src/System.Diagnostics.DiagnosticSource/tests/System.Diagnostics.DiagnosticSource.Tests.builds
+++ b/src/System.Diagnostics.DiagnosticSource/tests/System.Diagnostics.DiagnosticSource.Tests.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.DiagnosticSource.Tests.csproj"/>
diff --git a/src/System.Diagnostics.DiagnosticSource/tests/System.Diagnostics.DiagnosticSource.Tests.csproj b/src/System.Diagnostics.DiagnosticSource/tests/System.Diagnostics.DiagnosticSource.Tests.csproj
index fed1eebb8e..1dbc70311f 100644
--- a/src/System.Diagnostics.DiagnosticSource/tests/System.Diagnostics.DiagnosticSource.Tests.csproj
+++ b/src/System.Diagnostics.DiagnosticSource/tests/System.Diagnostics.DiagnosticSource.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.FileVersionInfo/dir.props b/src/System.Diagnostics.FileVersionInfo/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Diagnostics.FileVersionInfo/dir.props
+++ b/src/System.Diagnostics.FileVersionInfo/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.FileVersionInfo/pkg/System.Diagnostics.FileVersionInfo.builds b/src/System.Diagnostics.FileVersionInfo/pkg/System.Diagnostics.FileVersionInfo.builds
index fd8aed35be..91c7b3ae69 100644
--- a/src/System.Diagnostics.FileVersionInfo/pkg/System.Diagnostics.FileVersionInfo.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.FileVersionInfo.pkgproj" />
diff --git a/src/System.Diagnostics.FileVersionInfo/pkg/System.Diagnostics.FileVersionInfo.pkgproj b/src/System.Diagnostics.FileVersionInfo/pkg/System.Diagnostics.FileVersionInfo.pkgproj
index 20aaca84ee..26fcc72a67 100644
--- a/src/System.Diagnostics.FileVersionInfo/pkg/System.Diagnostics.FileVersionInfo.pkgproj
+++ b/src/System.Diagnostics.FileVersionInfo/pkg/System.Diagnostics.FileVersionInfo.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Diagnostics.FileVersionInfo.csproj">
diff --git a/src/System.Diagnostics.FileVersionInfo/ref/System.Diagnostics.FileVersionInfo.csproj b/src/System.Diagnostics.FileVersionInfo/ref/System.Diagnostics.FileVersionInfo.csproj
index 518953cd98..4cd1327521 100644
--- a/src/System.Diagnostics.FileVersionInfo/ref/System.Diagnostics.FileVersionInfo.csproj
+++ b/src/System.Diagnostics.FileVersionInfo/ref/System.Diagnostics.FileVersionInfo.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Diagnostics.FileVersionInfo/src/System.Diagnostics.FileVersionInfo.builds b/src/System.Diagnostics.FileVersionInfo/src/System.Diagnostics.FileVersionInfo.builds
index 6b98f9c960..74e777a32e 100644
--- a/src/System.Diagnostics.FileVersionInfo/src/System.Diagnostics.FileVersionInfo.builds
+++ b/src/System.Diagnostics.FileVersionInfo/src/System.Diagnostics.FileVersionInfo.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.FileVersionInfo.csproj">
diff --git a/src/System.Diagnostics.FileVersionInfo/src/System.Diagnostics.FileVersionInfo.csproj b/src/System.Diagnostics.FileVersionInfo/src/System.Diagnostics.FileVersionInfo.csproj
index 921de00a7f..7d8f2e9bfb 100644
--- a/src/System.Diagnostics.FileVersionInfo/src/System.Diagnostics.FileVersionInfo.csproj
+++ b/src/System.Diagnostics.FileVersionInfo/src/System.Diagnostics.FileVersionInfo.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.TestAssembly/System.Diagnostics.FileVersionInfo.TestAssembly.csproj b/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.TestAssembly/System.Diagnostics.FileVersionInfo.TestAssembly.csproj
index 5a2d6fa234..627585657a 100644
--- a/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.TestAssembly/System.Diagnostics.FileVersionInfo.TestAssembly.csproj
+++ b/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.TestAssembly/System.Diagnostics.FileVersionInfo.TestAssembly.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests.builds b/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests.builds
index b7033a6e10..c846a1d93e 100644
--- a/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests.builds
+++ b/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.FileVersionInfo.Tests\System.Diagnostics.FileVersionInfo.Tests.csproj">
diff --git a/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests/System.Diagnostics.FileVersionInfo.Tests.csproj b/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests/System.Diagnostics.FileVersionInfo.Tests.csproj
index f679143a2d..d9af6e7c30 100644
--- a/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests/System.Diagnostics.FileVersionInfo.Tests.csproj
+++ b/src/System.Diagnostics.FileVersionInfo/tests/System.Diagnostics.FileVersionInfo.Tests/System.Diagnostics.FileVersionInfo.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Diagnostics.PerformanceCounter/dir.props b/src/System.Diagnostics.PerformanceCounter/dir.props
index e58893f6ab..ea772032c8 100644
--- a/src/System.Diagnostics.PerformanceCounter/dir.props
+++ b/src/System.Diagnostics.PerformanceCounter/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.PerformanceCounter/ref/System.Diagnostics.PerformanceCounter.csproj b/src/System.Diagnostics.PerformanceCounter/ref/System.Diagnostics.PerformanceCounter.csproj
index 591772087d..41dc6ce88a 100644
--- a/src/System.Diagnostics.PerformanceCounter/ref/System.Diagnostics.PerformanceCounter.csproj
+++ b/src/System.Diagnostics.PerformanceCounter/ref/System.Diagnostics.PerformanceCounter.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<OutputType>Library</OutputType>
diff --git a/src/System.Diagnostics.Process/dir.props b/src/System.Diagnostics.Process/dir.props
index b99c8b4283..83d2841dcf 100644
--- a/src/System.Diagnostics.Process/dir.props
+++ b/src/System.Diagnostics.Process/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.Process/pkg/System.Diagnostics.Process.builds b/src/System.Diagnostics.Process/pkg/System.Diagnostics.Process.builds
index 29a1b9c35c..8203707792 100644
--- a/src/System.Diagnostics.Process/pkg/System.Diagnostics.Process.builds
+++ b/src/System.Diagnostics.Process/pkg/System.Diagnostics.Process.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.Process/pkg/System.Diagnostics.Process.pkgproj b/src/System.Diagnostics.Process/pkg/System.Diagnostics.Process.pkgproj
index 5131f91478..219f2e3f9b 100644
--- a/src/System.Diagnostics.Process/pkg/System.Diagnostics.Process.pkgproj
+++ b/src/System.Diagnostics.Process/pkg/System.Diagnostics.Process.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.Process/ref/System.Diagnostics.Process.csproj b/src/System.Diagnostics.Process/ref/System.Diagnostics.Process.csproj
index 2a1f7cea6a..85cbfbc2a8 100644
--- a/src/System.Diagnostics.Process/ref/System.Diagnostics.Process.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.Process/src/System.Diagnostics.Process.builds b/src/System.Diagnostics.Process/src/System.Diagnostics.Process.builds
index 34b7a8ecb4..a9ef6c245f 100644
--- a/src/System.Diagnostics.Process/src/System.Diagnostics.Process.builds
+++ b/src/System.Diagnostics.Process/src/System.Diagnostics.Process.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.Process/src/System.Diagnostics.Process.csproj b/src/System.Diagnostics.Process/src/System.Diagnostics.Process.csproj
index f504ff5f47..687121818b 100644
--- a/src/System.Diagnostics.Process/src/System.Diagnostics.Process.csproj
+++ b/src/System.Diagnostics.Process/src/System.Diagnostics.Process.csproj
@@ -1,5 +1,5 @@
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diff --git a/src/System.Diagnostics.Process/tests/Performance/System.Diagnostics.Process.Performance.Tests.csproj b/src/System.Diagnostics.Process/tests/Performance/System.Diagnostics.Process.Performance.Tests.csproj
index bcc7f3ee4f..83f92c0090 100644
--- a/src/System.Diagnostics.Process/tests/Performance/System.Diagnostics.Process.Performance.Tests.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Diagnostics.Process/tests/System.Diagnostics.Process.Tests.builds b/src/System.Diagnostics.Process/tests/System.Diagnostics.Process.Tests.builds
index eb28848ec9..0b7b5f6022 100644
--- a/src/System.Diagnostics.Process/tests/System.Diagnostics.Process.Tests.builds
+++ b/src/System.Diagnostics.Process/tests/System.Diagnostics.Process.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Process.Tests.csproj"/>
diff --git a/src/System.Diagnostics.Process/tests/System.Diagnostics.Process.Tests.csproj b/src/System.Diagnostics.Process/tests/System.Diagnostics.Process.Tests.csproj
index a443b6e24e..2ba1cd2939 100644
--- a/src/System.Diagnostics.Process/tests/System.Diagnostics.Process.Tests.csproj
+++ b/src/System.Diagnostics.Process/tests/System.Diagnostics.Process.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Diagnostics.StackTrace/dir.props b/src/System.Diagnostics.StackTrace/dir.props
index 7674d9faa4..26011ce690 100644
--- a/src/System.Diagnostics.StackTrace/dir.props
+++ b/src/System.Diagnostics.StackTrace/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.4.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.StackTrace/pkg/System.Diagnostics.StackTrace.builds b/src/System.Diagnostics.StackTrace/pkg/System.Diagnostics.StackTrace.builds
index a30f05710d..97da172cfc 100644
--- a/src/System.Diagnostics.StackTrace/pkg/System.Diagnostics.StackTrace.builds
+++ b/src/System.Diagnostics.StackTrace/pkg/System.Diagnostics.StackTrace.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.StackTrace.pkgproj" />
diff --git a/src/System.Diagnostics.StackTrace/pkg/System.Diagnostics.StackTrace.pkgproj b/src/System.Diagnostics.StackTrace/pkg/System.Diagnostics.StackTrace.pkgproj
index cae0513e4a..43da63d8e4 100644
--- a/src/System.Diagnostics.StackTrace/pkg/System.Diagnostics.StackTrace.pkgproj
+++ b/src/System.Diagnostics.StackTrace/pkg/System.Diagnostics.StackTrace.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Diagnostics.StackTrace.csproj">
diff --git a/src/System.Diagnostics.StackTrace/ref/System.Diagnostics.StackTrace.csproj b/src/System.Diagnostics.StackTrace/ref/System.Diagnostics.StackTrace.csproj
index ae45b157e9..f4b1868f67 100644
--- a/src/System.Diagnostics.StackTrace/ref/System.Diagnostics.StackTrace.csproj
+++ b/src/System.Diagnostics.StackTrace/ref/System.Diagnostics.StackTrace.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Diagnostics.StackTrace/src/System.Diagnostics.StackTrace.builds b/src/System.Diagnostics.StackTrace/src/System.Diagnostics.StackTrace.builds
index 1e7c4033b3..89a718e21a 100644
--- a/src/System.Diagnostics.StackTrace/src/System.Diagnostics.StackTrace.builds
+++ b/src/System.Diagnostics.StackTrace/src/System.Diagnostics.StackTrace.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.StackTrace.csproj" />
diff --git a/src/System.Diagnostics.StackTrace/src/System.Diagnostics.StackTrace.csproj b/src/System.Diagnostics.StackTrace/src/System.Diagnostics.StackTrace.csproj
index 8863f6bb7e..d6df6479d6 100644
--- a/src/System.Diagnostics.StackTrace/src/System.Diagnostics.StackTrace.csproj
+++ b/src/System.Diagnostics.StackTrace/src/System.Diagnostics.StackTrace.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Diagnostics.StackTrace</AssemblyName>
diff --git a/src/System.Diagnostics.TextWriterTraceListener/dir.props b/src/System.Diagnostics.TextWriterTraceListener/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Diagnostics.TextWriterTraceListener/dir.props
+++ b/src/System.Diagnostics.TextWriterTraceListener/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.TextWriterTraceListener/pkg/System.Diagnostics.TextWriterTraceListener.builds b/src/System.Diagnostics.TextWriterTraceListener/pkg/System.Diagnostics.TextWriterTraceListener.builds
index 43ca83c2bc..9d3f29debe 100644
--- a/src/System.Diagnostics.TextWriterTraceListener/pkg/System.Diagnostics.TextWriterTraceListener.builds
+++ b/src/System.Diagnostics.TextWriterTraceListener/pkg/System.Diagnostics.TextWriterTraceListener.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.TextWriterTraceListener.pkgproj" />
diff --git a/src/System.Diagnostics.TextWriterTraceListener/pkg/System.Diagnostics.TextWriterTraceListener.pkgproj b/src/System.Diagnostics.TextWriterTraceListener/pkg/System.Diagnostics.TextWriterTraceListener.pkgproj
index 0d2524f979..e996fec0d4 100644
--- a/src/System.Diagnostics.TextWriterTraceListener/pkg/System.Diagnostics.TextWriterTraceListener.pkgproj
+++ b/src/System.Diagnostics.TextWriterTraceListener/pkg/System.Diagnostics.TextWriterTraceListener.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Diagnostics.TextWriterTraceListener.csproj">
diff --git a/src/System.Diagnostics.TextWriterTraceListener/ref/System.Diagnostics.TextWriterTraceListener.csproj b/src/System.Diagnostics.TextWriterTraceListener/ref/System.Diagnostics.TextWriterTraceListener.csproj
index 53e0a0c218..77a730d741 100644
--- a/src/System.Diagnostics.TextWriterTraceListener/ref/System.Diagnostics.TextWriterTraceListener.csproj
+++ b/src/System.Diagnostics.TextWriterTraceListener/ref/System.Diagnostics.TextWriterTraceListener.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Diagnostics.TextWriterTraceListener/src/System.Diagnostics.TextWriterTraceListener.builds b/src/System.Diagnostics.TextWriterTraceListener/src/System.Diagnostics.TextWriterTraceListener.builds
index dccc3e818c..28df793851 100644
--- a/src/System.Diagnostics.TextWriterTraceListener/src/System.Diagnostics.TextWriterTraceListener.builds
+++ b/src/System.Diagnostics.TextWriterTraceListener/src/System.Diagnostics.TextWriterTraceListener.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.TextWriterTraceListener.csproj" />
diff --git a/src/System.Diagnostics.TextWriterTraceListener/src/System.Diagnostics.TextWriterTraceListener.csproj b/src/System.Diagnostics.TextWriterTraceListener/src/System.Diagnostics.TextWriterTraceListener.csproj
index 8476d84993..c4216a5ae8 100644
--- a/src/System.Diagnostics.TextWriterTraceListener/src/System.Diagnostics.TextWriterTraceListener.csproj
+++ b/src/System.Diagnostics.TextWriterTraceListener/src/System.Diagnostics.TextWriterTraceListener.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<RootNamespace>System.Diagnostics.TextWriterTraceListener</RootNamespace>
diff --git a/src/System.Diagnostics.TextWriterTraceListener/tests/System.Diagnostics.TextWriterTraceListener.Tests.builds b/src/System.Diagnostics.TextWriterTraceListener/tests/System.Diagnostics.TextWriterTraceListener.Tests.builds
index 7ce4922a01..843c69b104 100644
--- a/src/System.Diagnostics.TextWriterTraceListener/tests/System.Diagnostics.TextWriterTraceListener.Tests.builds
+++ b/src/System.Diagnostics.TextWriterTraceListener/tests/System.Diagnostics.TextWriterTraceListener.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.TextWriterTraceListener.Tests.csproj"/>
diff --git a/src/System.Diagnostics.TextWriterTraceListener/tests/System.Diagnostics.TextWriterTraceListener.Tests.csproj b/src/System.Diagnostics.TextWriterTraceListener/tests/System.Diagnostics.TextWriterTraceListener.Tests.csproj
index dc7f9f16d5..ae002e8cfe 100644
--- a/src/System.Diagnostics.TextWriterTraceListener/tests/System.Diagnostics.TextWriterTraceListener.Tests.csproj
+++ b/src/System.Diagnostics.TextWriterTraceListener/tests/System.Diagnostics.TextWriterTraceListener.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Diagnostics.Tools/dir.props b/src/System.Diagnostics.Tools/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Diagnostics.Tools/dir.props
+++ b/src/System.Diagnostics.Tools/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.Tools/pkg/System.Diagnostics.Tools.builds b/src/System.Diagnostics.Tools/pkg/System.Diagnostics.Tools.builds
index 98bf48c0a2..1f09a77dda 100644
--- a/src/System.Diagnostics.Tools/pkg/System.Diagnostics.Tools.builds
+++ b/src/System.Diagnostics.Tools/pkg/System.Diagnostics.Tools.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Tools.pkgproj" />
diff --git a/src/System.Diagnostics.Tools/pkg/System.Diagnostics.Tools.pkgproj b/src/System.Diagnostics.Tools/pkg/System.Diagnostics.Tools.pkgproj
index 6a501adb36..1d9ad34d4f 100644
--- a/src/System.Diagnostics.Tools/pkg/System.Diagnostics.Tools.pkgproj
+++ b/src/System.Diagnostics.Tools/pkg/System.Diagnostics.Tools.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Diagnostics.Tools.csproj">
diff --git a/src/System.Diagnostics.Tools/pkg/any/System.Diagnostics.Tools.pkgproj b/src/System.Diagnostics.Tools/pkg/any/System.Diagnostics.Tools.pkgproj
index 9058622d81..0885d67b0f 100644
--- a/src/System.Diagnostics.Tools/pkg/any/System.Diagnostics.Tools.pkgproj
+++ b/src/System.Diagnostics.Tools/pkg/any/System.Diagnostics.Tools.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<!-- there is no "jit" rid, so we use any and "aot" will override -->
diff --git a/src/System.Diagnostics.Tools/pkg/aot/System.Diagnostics.Tools.pkgproj b/src/System.Diagnostics.Tools/pkg/aot/System.Diagnostics.Tools.pkgproj
index d9827ceb92..5e4737373f 100644
--- a/src/System.Diagnostics.Tools/pkg/aot/System.Diagnostics.Tools.pkgproj
+++ b/src/System.Diagnostics.Tools/pkg/aot/System.Diagnostics.Tools.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/src/System.Diagnostics.Tools/ref/System.Diagnostics.Tools.csproj b/src/System.Diagnostics.Tools/ref/System.Diagnostics.Tools.csproj
index 4739c92930..abc0e88268 100644
--- a/src/System.Diagnostics.Tools/ref/System.Diagnostics.Tools.csproj
+++ b/src/System.Diagnostics.Tools/ref/System.Diagnostics.Tools.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Diagnostics.Tools/src/System.Diagnostics.Tools.builds b/src/System.Diagnostics.Tools/src/System.Diagnostics.Tools.builds
index 5bb1c0d7e3..4f6ecca6b7 100644
--- a/src/System.Diagnostics.Tools/src/System.Diagnostics.Tools.builds
+++ b/src/System.Diagnostics.Tools/src/System.Diagnostics.Tools.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Tools.csproj" />
diff --git a/src/System.Diagnostics.Tools/src/System.Diagnostics.Tools.csproj b/src/System.Diagnostics.Tools/src/System.Diagnostics.Tools.csproj
index ccafd68f17..b826e1c95d 100644
--- a/src/System.Diagnostics.Tools/src/System.Diagnostics.Tools.csproj
+++ b/src/System.Diagnostics.Tools/src/System.Diagnostics.Tools.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{0B68298B-4672-4CA0-AD25-2F9ABEA1FF95}</ProjectGuid>
diff --git a/src/System.Diagnostics.Tools/tests/System.Diagnostics.Tools.Tests.builds b/src/System.Diagnostics.Tools/tests/System.Diagnostics.Tools.Tests.builds
index 0ccb6ddfb7..384148d935 100644
--- a/src/System.Diagnostics.Tools/tests/System.Diagnostics.Tools.Tests.builds
+++ b/src/System.Diagnostics.Tools/tests/System.Diagnostics.Tools.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Tools.Tests.csproj" />
diff --git a/src/System.Diagnostics.Tools/tests/System.Diagnostics.Tools.Tests.csproj b/src/System.Diagnostics.Tools/tests/System.Diagnostics.Tools.Tests.csproj
index 6a665416a4..394f834ceb 100644
--- a/src/System.Diagnostics.Tools/tests/System.Diagnostics.Tools.Tests.csproj
+++ b/src/System.Diagnostics.Tools/tests/System.Diagnostics.Tools.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Diagnostics.TraceSource/dir.props b/src/System.Diagnostics.TraceSource/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Diagnostics.TraceSource/dir.props
+++ b/src/System.Diagnostics.TraceSource/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.TraceSource/pkg/System.Diagnostics.TraceSource.builds b/src/System.Diagnostics.TraceSource/pkg/System.Diagnostics.TraceSource.builds
index 1790653f4c..4e44694c35 100644
--- a/src/System.Diagnostics.TraceSource/pkg/System.Diagnostics.TraceSource.builds
+++ b/src/System.Diagnostics.TraceSource/pkg/System.Diagnostics.TraceSource.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.TraceSource.pkgproj" />
diff --git a/src/System.Diagnostics.TraceSource/pkg/System.Diagnostics.TraceSource.pkgproj b/src/System.Diagnostics.TraceSource/pkg/System.Diagnostics.TraceSource.pkgproj
index a1eea71a0a..913adf0da3 100644
--- a/src/System.Diagnostics.TraceSource/pkg/System.Diagnostics.TraceSource.pkgproj
+++ b/src/System.Diagnostics.TraceSource/pkg/System.Diagnostics.TraceSource.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Diagnostics.TraceSource.csproj">
diff --git a/src/System.Diagnostics.TraceSource/ref/System.Diagnostics.TraceSource.csproj b/src/System.Diagnostics.TraceSource/ref/System.Diagnostics.TraceSource.csproj
index a1085a184d..d1c3a70ef1 100644
--- a/src/System.Diagnostics.TraceSource/ref/System.Diagnostics.TraceSource.csproj
+++ b/src/System.Diagnostics.TraceSource/ref/System.Diagnostics.TraceSource.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Diagnostics.TraceSource/src/System.Diagnostics.TraceSource.builds b/src/System.Diagnostics.TraceSource/src/System.Diagnostics.TraceSource.builds
index c344c84bb0..8c45b516b7 100644
--- a/src/System.Diagnostics.TraceSource/src/System.Diagnostics.TraceSource.builds
+++ b/src/System.Diagnostics.TraceSource/src/System.Diagnostics.TraceSource.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.TraceSource.csproj">
diff --git a/src/System.Diagnostics.TraceSource/src/System.Diagnostics.TraceSource.csproj b/src/System.Diagnostics.TraceSource/src/System.Diagnostics.TraceSource.csproj
index c61ecb3c16..dfcac4c82d 100644
--- a/src/System.Diagnostics.TraceSource/src/System.Diagnostics.TraceSource.csproj
+++ b/src/System.Diagnostics.TraceSource/src/System.Diagnostics.TraceSource.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Diagnostics.TraceSource/tests/System.Diagnostics.TraceSource.Tests.builds b/src/System.Diagnostics.TraceSource/tests/System.Diagnostics.TraceSource.Tests.builds
index 2120f2d702..2e20d524df 100644
--- a/src/System.Diagnostics.TraceSource/tests/System.Diagnostics.TraceSource.Tests.builds
+++ b/src/System.Diagnostics.TraceSource/tests/System.Diagnostics.TraceSource.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.TraceSource.Tests.csproj">
diff --git a/src/System.Diagnostics.TraceSource/tests/System.Diagnostics.TraceSource.Tests.csproj b/src/System.Diagnostics.TraceSource/tests/System.Diagnostics.TraceSource.Tests.csproj
index c7cafe9c22..dd4ee4001d 100644
--- a/src/System.Diagnostics.TraceSource/tests/System.Diagnostics.TraceSource.Tests.csproj
+++ b/src/System.Diagnostics.TraceSource/tests/System.Diagnostics.TraceSource.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Diagnostics.Tracing/dir.props b/src/System.Diagnostics.Tracing/dir.props
index 8fe237415e..d8b54a28a2 100644
--- a/src/System.Diagnostics.Tracing/dir.props
+++ b/src/System.Diagnostics.Tracing/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.2.0</AssemblyVersion>
diff --git a/src/System.Diagnostics.Tracing/pkg/System.Diagnostics.Tracing.builds b/src/System.Diagnostics.Tracing/pkg/System.Diagnostics.Tracing.builds
index e70e112a07..ab8dacf567 100644
--- a/src/System.Diagnostics.Tracing/pkg/System.Diagnostics.Tracing.builds
+++ b/src/System.Diagnostics.Tracing/pkg/System.Diagnostics.Tracing.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Tracing.pkgproj" />
diff --git a/src/System.Diagnostics.Tracing/pkg/System.Diagnostics.Tracing.pkgproj b/src/System.Diagnostics.Tracing/pkg/System.Diagnostics.Tracing.pkgproj
index 6eaef886e6..eb195a05d3 100644
--- a/src/System.Diagnostics.Tracing/pkg/System.Diagnostics.Tracing.pkgproj
+++ b/src/System.Diagnostics.Tracing/pkg/System.Diagnostics.Tracing.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Diagnostics.Tracing.csproj">
diff --git a/src/System.Diagnostics.Tracing/pkg/any/System.Diagnostics.Tracing.pkgproj b/src/System.Diagnostics.Tracing/pkg/any/System.Diagnostics.Tracing.pkgproj
index 2bf6e05ae3..2d0c7d96ee 100644
--- a/src/System.Diagnostics.Tracing/pkg/any/System.Diagnostics.Tracing.pkgproj
+++ b/src/System.Diagnostics.Tracing/pkg/any/System.Diagnostics.Tracing.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>any</PackageTargetRuntime>
diff --git a/src/System.Diagnostics.Tracing/pkg/aot/System.Diagnostics.Tracing.pkgproj b/src/System.Diagnostics.Tracing/pkg/aot/System.Diagnostics.Tracing.pkgproj
index 2873c6b317..e250c97205 100644
--- a/src/System.Diagnostics.Tracing/pkg/aot/System.Diagnostics.Tracing.pkgproj
+++ b/src/System.Diagnostics.Tracing/pkg/aot/System.Diagnostics.Tracing.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>aot</PackageTargetRuntime>
diff --git a/src/System.Diagnostics.Tracing/ref/System.Diagnostics.Tracing.csproj b/src/System.Diagnostics.Tracing/ref/System.Diagnostics.Tracing.csproj
index 2f87f1cc9f..92855c8341 100644
--- a/src/System.Diagnostics.Tracing/ref/System.Diagnostics.Tracing.csproj
+++ b/src/System.Diagnostics.Tracing/ref/System.Diagnostics.Tracing.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
diff --git a/src/System.Diagnostics.Tracing/src/System.Diagnostics.Tracing.builds b/src/System.Diagnostics.Tracing/src/System.Diagnostics.Tracing.builds
index 7207852968..2a4093b181 100644
--- a/src/System.Diagnostics.Tracing/src/System.Diagnostics.Tracing.builds
+++ b/src/System.Diagnostics.Tracing/src/System.Diagnostics.Tracing.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Tracing.csproj" />
diff --git a/src/System.Diagnostics.Tracing/src/System.Diagnostics.Tracing.csproj b/src/System.Diagnostics.Tracing/src/System.Diagnostics.Tracing.csproj
index ef6e963544..872929f4fd 100644
--- a/src/System.Diagnostics.Tracing/src/System.Diagnostics.Tracing.csproj
+++ b/src/System.Diagnostics.Tracing/src/System.Diagnostics.Tracing.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Diagnostics.Tracing</AssemblyName>
diff --git a/src/System.Diagnostics.Tracing/tests/System.Diagnostics.Tracing.Tests.builds b/src/System.Diagnostics.Tracing/tests/System.Diagnostics.Tracing.Tests.builds
index 69993634c4..1897d409cc 100644
--- a/src/System.Diagnostics.Tracing/tests/System.Diagnostics.Tracing.Tests.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Diagnostics.Tracing.Tests.csproj"/>
diff --git a/src/System.Diagnostics.Tracing/tests/System.Diagnostics.Tracing.Tests.csproj b/src/System.Diagnostics.Tracing/tests/System.Diagnostics.Tracing.Tests.csproj
index 32565004f1..39971f2608 100644
--- a/src/System.Diagnostics.Tracing/tests/System.Diagnostics.Tracing.Tests.csproj
+++ b/src/System.Diagnostics.Tracing/tests/System.Diagnostics.Tracing.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Drawing.Primitives/dir.props b/src/System.Drawing.Primitives/dir.props
index e8201d60ba..88a66556db 100644
--- a/src/System.Drawing.Primitives/dir.props
+++ b/src/System.Drawing.Primitives/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Drawing.Primitives/pkg/System.Drawing.Primitives.builds b/src/System.Drawing.Primitives/pkg/System.Drawing.Primitives.builds
index 735b678c09..08e2318f91 100644
--- a/src/System.Drawing.Primitives/pkg/System.Drawing.Primitives.builds
+++ b/src/System.Drawing.Primitives/pkg/System.Drawing.Primitives.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Drawing.Primitives.pkgproj" />
diff --git a/src/System.Drawing.Primitives/src/System.Drawing.Primitives.builds b/src/System.Drawing.Primitives/src/System.Drawing.Primitives.builds
index 8e73b72c59..2446852c20 100644
--- a/src/System.Drawing.Primitives/src/System.Drawing.Primitives.builds
+++ b/src/System.Drawing.Primitives/src/System.Drawing.Primitives.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Drawing.Primitives.csproj" />
diff --git a/src/System.Drawing.Primitives/tests/System.Drawing.Primitives.Tests.builds b/src/System.Drawing.Primitives/tests/System.Drawing.Primitives.Tests.builds
index d81f0a0a1d..aa43ef6d5f 100644
--- a/src/System.Drawing.Primitives/tests/System.Drawing.Primitives.Tests.builds
+++ b/src/System.Drawing.Primitives/tests/System.Drawing.Primitives.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Drawing.Primitives.Tests.csproj" />
diff --git a/src/System.Dynamic.Runtime/dir.props b/src/System.Dynamic.Runtime/dir.props
index be784d989d..94f31e5bfd 100644
--- a/src/System.Dynamic.Runtime/dir.props
+++ b/src/System.Dynamic.Runtime/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.13.0</AssemblyVersion>
diff --git a/src/System.Dynamic.Runtime/pkg/System.Dynamic.Runtime.builds b/src/System.Dynamic.Runtime/pkg/System.Dynamic.Runtime.builds
index 867bd6f023..411ec0c539 100644
--- a/src/System.Dynamic.Runtime/pkg/System.Dynamic.Runtime.builds
+++ b/src/System.Dynamic.Runtime/pkg/System.Dynamic.Runtime.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Dynamic.Runtime.pkgproj" />
diff --git a/src/System.Dynamic.Runtime/pkg/System.Dynamic.Runtime.pkgproj b/src/System.Dynamic.Runtime/pkg/System.Dynamic.Runtime.pkgproj
index b71fea3414..d702f8962f 100644
--- a/src/System.Dynamic.Runtime/pkg/System.Dynamic.Runtime.pkgproj
+++ b/src/System.Dynamic.Runtime/pkg/System.Dynamic.Runtime.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Dynamic.Runtime.csproj">
diff --git a/src/System.Dynamic.Runtime/ref/System.Dynamic.Runtime.csproj b/src/System.Dynamic.Runtime/ref/System.Dynamic.Runtime.csproj
index a115e39f0f..7c7fd7a4d7 100644
--- a/src/System.Dynamic.Runtime/ref/System.Dynamic.Runtime.csproj
+++ b/src/System.Dynamic.Runtime/ref/System.Dynamic.Runtime.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<AssemblyVersion>4.0.10.0</AssemblyVersion>
diff --git a/src/System.Dynamic.Runtime/src/System.Dynamic.Runtime.builds b/src/System.Dynamic.Runtime/src/System.Dynamic.Runtime.builds
index 1712a1a015..bb2c923798 100644
--- a/src/System.Dynamic.Runtime/src/System.Dynamic.Runtime.builds
+++ b/src/System.Dynamic.Runtime/src/System.Dynamic.Runtime.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Dynamic.Runtime.csproj" />
diff --git a/src/System.Dynamic.Runtime/src/System.Dynamic.Runtime.csproj b/src/System.Dynamic.Runtime/src/System.Dynamic.Runtime.csproj
index cd39fa6642..0e858c6f16 100644
--- a/src/System.Dynamic.Runtime/src/System.Dynamic.Runtime.csproj
+++ b/src/System.Dynamic.Runtime/src/System.Dynamic.Runtime.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<ProjectGuid>{C4E89B8C-07DB-40CA-8C99-82A23E8F5F39}</ProjectGuid>
diff --git a/src/System.Dynamic.Runtime/tests/System.Dynamic.Runtime.Tests.builds b/src/System.Dynamic.Runtime/tests/System.Dynamic.Runtime.Tests.builds
index 6f409bf73e..a949758de7 100644
--- a/src/System.Dynamic.Runtime/tests/System.Dynamic.Runtime.Tests.builds
+++ b/src/System.Dynamic.Runtime/tests/System.Dynamic.Runtime.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Dynamic.Runtime.Tests.csproj"/>
diff --git a/src/System.Dynamic.Runtime/tests/System.Dynamic.Runtime.Tests.csproj b/src/System.Dynamic.Runtime/tests/System.Dynamic.Runtime.Tests.csproj
index a9f2396694..e5cd1915c4 100644
--- a/src/System.Dynamic.Runtime/tests/System.Dynamic.Runtime.Tests.csproj
+++ b/src/System.Dynamic.Runtime/tests/System.Dynamic.Runtime.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.EnterpriseServices/ref/Compat/System.EnterpriseServices.csproj b/src/System.EnterpriseServices/ref/Compat/System.EnterpriseServices.csproj
index 92f33875c6..d1835fc939 100644
--- a/src/System.EnterpriseServices/ref/Compat/System.EnterpriseServices.csproj
+++ b/src/System.EnterpriseServices/ref/Compat/System.EnterpriseServices.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.EnterpriseServices/src/Compat/System.EnterpriseServices.csproj b/src/System.EnterpriseServices/src/Compat/System.EnterpriseServices.csproj
index 7f231d9cc4..0a54bb7700 100644
--- a/src/System.EnterpriseServices/src/Compat/System.EnterpriseServices.csproj
+++ b/src/System.EnterpriseServices/src/Compat/System.EnterpriseServices.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.EnterpriseServices/src/System.EnterpriseServices.builds b/src/System.EnterpriseServices/src/System.EnterpriseServices.builds
index 973ea9fdeb..8953502555 100644
--- a/src/System.EnterpriseServices/src/System.EnterpriseServices.builds
+++ b/src/System.EnterpriseServices/src/System.EnterpriseServices.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Compat/System.EnterpriseServices.csproj" />
diff --git a/src/System.Globalization.Calendars/dir.props b/src/System.Globalization.Calendars/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Globalization.Calendars/dir.props
+++ b/src/System.Globalization.Calendars/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
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index f40610bbb8..b42afe0d3c 100644
--- a/src/System.Globalization.Calendars/pkg/System.Globalization.Calendars.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Globalization.Calendars/pkg/System.Globalization.Calendars.pkgproj b/src/System.Globalization.Calendars/pkg/System.Globalization.Calendars.pkgproj
index 58a8b0a67d..c6fc6e63b3 100644
--- a/src/System.Globalization.Calendars/pkg/System.Globalization.Calendars.pkgproj
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index 85a05597f9..cc4de0af50 100644
--- a/src/System.Globalization.Calendars/pkg/any/System.Globalization.Calendars.pkgproj
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index 737121495e..95cd6f7342 100644
--- a/src/System.Globalization.Calendars/pkg/aot/System.Globalization.Calendars.pkgproj
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index 3d2fbabd14..c2f4354d8e 100644
--- a/src/System.Globalization.Calendars/ref/System.Globalization.Calendars.csproj
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diff --git a/src/System.Globalization.Calendars/src/System.Globalization.Calendars.builds b/src/System.Globalization.Calendars/src/System.Globalization.Calendars.builds
index bb36c61c88..d40b4cab5e 100644
--- a/src/System.Globalization.Calendars/src/System.Globalization.Calendars.builds
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diff --git a/src/System.Globalization.Calendars/src/System.Globalization.Calendars.csproj b/src/System.Globalization.Calendars/src/System.Globalization.Calendars.csproj
index bfdfd1709f..f60029928e 100644
--- a/src/System.Globalization.Calendars/src/System.Globalization.Calendars.csproj
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diff --git a/src/System.Globalization.Calendars/tests/System.Globalization.Calendars.Tests.builds b/src/System.Globalization.Calendars/tests/System.Globalization.Calendars.Tests.builds
index 53f4a4e0e5..c478fdc3f2 100644
--- a/src/System.Globalization.Calendars/tests/System.Globalization.Calendars.Tests.builds
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index c153d4cf73..7f221b82de 100644
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index 0769c12aaa..503cf86a87 100644
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index 881acd6b28..1fbf42e3d7 100644
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index b9d4b34253..4fdbb9c1d3 100644
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index 8057199b49..25d664809b 100644
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index d9dea79f4e..7a769d21ec 100644
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index fe0b9db031..61532eaef7 100644
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diff --git a/src/System.Globalization.Extensions/tests/System.Globalization.Extensions.Tests.builds b/src/System.Globalization.Extensions/tests/System.Globalization.Extensions.Tests.builds
index e5395df549..6ade9861c5 100644
--- a/src/System.Globalization.Extensions/tests/System.Globalization.Extensions.Tests.builds
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index 6534e21e90..4cdd0551f3 100644
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diff --git a/src/System.Globalization/dir.props b/src/System.Globalization/dir.props
index 0769c12aaa..503cf86a87 100644
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index bff5cbc70d..34d820ed8c 100644
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index 13fd340fee..ae70c80561 100644
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index 1e83e83623..467933250c 100644
--- a/src/System.Globalization/pkg/any/System.Globalization.pkgproj
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index 072fb3941e..3d3a29eaee 100644
--- a/src/System.Globalization/pkg/aot/System.Globalization.pkgproj
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index 61ed42e3a5..547b7a6af4 100644
--- a/src/System.Globalization/ref/4.0.10/System.Globalization.depproj
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index fa6ec5debf..29fd90ddd1 100644
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index ddfed9df6e..ebd8e49b60 100644
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index 27de63f47a..ac3a382049 100644
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index 4fee06d466..9d6013bc9b 100644
--- a/src/System.Globalization/tests/Performance/System.Globalization.Performance.Tests.csproj
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index 754bd868fe..47054f4d50 100644
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index 2ab15a55b8..422c1def83 100644
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index 0bb96749a6..3a3db1facd 100644
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index 61c9cbf3ee..c85b4cb06f 100644
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index 3afcd6c386..8c34f24808 100644
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index 924ef90bd6..16a766f83b 100644
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index a76d979ca2..e10514f95e 100644
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index 97db26010e..4d92ce9934 100644
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index dbb8908846..73880fe238 100644
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index a3c9e91bdf..a2a755e43d 100644
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index e548fb9a46..ee1b6f30ec 100644
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index af38d03548..13fb73a4b0 100644
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index e46272399d..1bd50748d9 100644
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index ec6b27dedd..7bb155c44e 100644
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index 7c5f152dbb..be772ea063 100644
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index 22fb29eede..4e2e5fed79 100644
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index 72c053cd1f..9fc9441920 100644
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index 509e5ff8e2..ba7c08a94c 100644
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index 0ade055da3..d639f0c8ac 100644
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index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.IO.FileSystem.DriveInfo/dir.props
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index a3b363cb7e..ed795893c6 100644
--- a/src/System.IO.FileSystem.DriveInfo/pkg/System.IO.FileSystem.DriveInfo.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.IO.FileSystem.DriveInfo/pkg/System.IO.FileSystem.DriveInfo.pkgproj b/src/System.IO.FileSystem.DriveInfo/pkg/System.IO.FileSystem.DriveInfo.pkgproj
index 1db8776c55..f6cbc6bc3a 100644
--- a/src/System.IO.FileSystem.DriveInfo/pkg/System.IO.FileSystem.DriveInfo.pkgproj
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index 01e305ded7..dda199bb51 100644
--- a/src/System.IO.FileSystem.DriveInfo/ref/System.IO.FileSystem.DriveInfo.csproj
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index aa9291284b..1acefe053b 100644
--- a/src/System.IO.FileSystem.DriveInfo/src/System.IO.FileSystem.DriveInfo.builds
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index cc3c0377a5..3b332715cb 100644
--- a/src/System.IO.FileSystem.DriveInfo/src/System.IO.FileSystem.DriveInfo.csproj
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diff --git a/src/System.IO.FileSystem.DriveInfo/tests/System.IO.FileSystem.DriveInfo.Tests.builds b/src/System.IO.FileSystem.DriveInfo/tests/System.IO.FileSystem.DriveInfo.Tests.builds
index 910e4d9126..0c1dbef63b 100644
--- a/src/System.IO.FileSystem.DriveInfo/tests/System.IO.FileSystem.DriveInfo.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index c261581337..cf68f25138 100644
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index 924ef90bd6..16a766f83b 100644
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index faca764f89..d31be7fba9 100644
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index 620ba15982..946cb51a08 100644
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index 36a121cf80..f8c5dc9506 100644
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index 7694bec380..f69cd62b86 100644
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index 76ab1ba1f2..54109cf9bf 100644
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index f48f34ef73..0b4dba8c05 100644
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index 0769c12aaa..503cf86a87 100644
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index 207259834f..493e64f54c 100644
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index 695046fa9d..5530d3d2ac 100644
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index b9299d4ba2..53f2f7d8a0 100644
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index 32f54f23f2..750900fe3e 100644
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index b1344e9600..e95f81ffb1 100644
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index 0cee2c8b8c..8091d490d9 100644
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index 0769c12aaa..503cf86a87 100644
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index 139525534b..87af5d606b 100644
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index a7ca6f5f16..20e7b08450 100644
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index 4d217e821b..6549723a20 100644
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index 3f22b1017c..2f9b52c237 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.IO.FileSystem/ref/4.0.1/System.IO.FileSystem.depproj b/src/System.IO.FileSystem/ref/4.0.1/System.IO.FileSystem.depproj
index 55616445bb..a057e94de8 100644
--- a/src/System.IO.FileSystem/ref/4.0.1/System.IO.FileSystem.depproj
+++ b/src/System.IO.FileSystem/ref/4.0.1/System.IO.FileSystem.depproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.IO.FileSystem/ref/System.IO.FileSystem.csproj b/src/System.IO.FileSystem/ref/System.IO.FileSystem.csproj
index cee8a1aa0b..f9eb10c667 100644
--- a/src/System.IO.FileSystem/ref/System.IO.FileSystem.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.IO.FileSystem/src/System.IO.FileSystem.builds b/src/System.IO.FileSystem/src/System.IO.FileSystem.builds
index 8c10c93c33..fd99628e05 100644
--- a/src/System.IO.FileSystem/src/System.IO.FileSystem.builds
+++ b/src/System.IO.FileSystem/src/System.IO.FileSystem.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.IO.FileSystem/src/System.IO.FileSystem.csproj b/src/System.IO.FileSystem/src/System.IO.FileSystem.csproj
index e090a7c432..22be282fb5 100644
--- a/src/System.IO.FileSystem/src/System.IO.FileSystem.csproj
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@@ -1,5 +1,5 @@
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'=='' AND ('$(TargetGroup)' == '' Or '$(TargetGroup)' == 'netstandard1.3')">Windows_Debug</Configuration>
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diff --git a/src/System.IO.FileSystem/tests/Performance/System.IO.FileSystem.Performance.Tests.csproj b/src/System.IO.FileSystem/tests/Performance/System.IO.FileSystem.Performance.Tests.csproj
index e87447c498..997ddd7eed 100644
--- a/src/System.IO.FileSystem/tests/Performance/System.IO.FileSystem.Performance.Tests.csproj
+++ b/src/System.IO.FileSystem/tests/Performance/System.IO.FileSystem.Performance.Tests.csproj
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.IO.FileSystem/tests/System.IO.FileSystem.Tests.builds b/src/System.IO.FileSystem/tests/System.IO.FileSystem.Tests.builds
index 34ed4839d5..e7171ec215 100644
--- a/src/System.IO.FileSystem/tests/System.IO.FileSystem.Tests.builds
+++ b/src/System.IO.FileSystem/tests/System.IO.FileSystem.Tests.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.IO.FileSystem/tests/System.IO.FileSystem.Tests.csproj b/src/System.IO.FileSystem/tests/System.IO.FileSystem.Tests.csproj
index 2be7833ce1..d0b124449b 100644
--- a/src/System.IO.FileSystem/tests/System.IO.FileSystem.Tests.csproj
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diff --git a/src/System.IO.IsolatedStorage/dir.props b/src/System.IO.IsolatedStorage/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.IO.IsolatedStorage/dir.props
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<Import Project="..\dir.props" />
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index f3063b6fad..aaa31bdad8 100644
--- a/src/System.IO.IsolatedStorage/pkg/System.IO.IsolatedStorage.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 885e83ab22..99710eb51c 100644
--- a/src/System.IO.IsolatedStorage/pkg/System.IO.IsolatedStorage.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 937c71fd71..2a119cb4e4 100644
--- a/src/System.IO.IsolatedStorage/ref/System.IO.IsolatedStorage.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 382029fd0e..7f46b70de9 100644
--- a/src/System.IO.IsolatedStorage/src/System.IO.IsolatedStorage.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 6faeb7faec..8032a0efa6 100644
--- a/src/System.IO.IsolatedStorage/src/System.IO.IsolatedStorage.csproj
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diff --git a/src/System.IO.IsolatedStorage/tests/System.IO.IsolatedStorage.Tests.builds b/src/System.IO.IsolatedStorage/tests/System.IO.IsolatedStorage.Tests.builds
index 6f5ff2a05e..bc55f2c958 100644
--- a/src/System.IO.IsolatedStorage/tests/System.IO.IsolatedStorage.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 1f43e4c617..124ac3249c 100644
--- a/src/System.IO.IsolatedStorage/tests/System.IO.IsolatedStorage.Tests.csproj
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diff --git a/src/System.IO.MemoryMappedFiles/dir.props b/src/System.IO.MemoryMappedFiles/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.IO.MemoryMappedFiles/dir.props
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<Import Project="..\dir.props" />
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index f1b1b69312..19695e6b50 100644
--- a/src/System.IO.MemoryMappedFiles/pkg/System.IO.MemoryMappedFiles.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index b16c509e41..b37e74ebe2 100644
--- a/src/System.IO.MemoryMappedFiles/pkg/System.IO.MemoryMappedFiles.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 23bb073d6f..d8a24df95b 100644
--- a/src/System.IO.MemoryMappedFiles/ref/System.IO.MemoryMappedFiles.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.IO.MemoryMappedFiles/src/System.IO.MemoryMappedFiles.builds b/src/System.IO.MemoryMappedFiles/src/System.IO.MemoryMappedFiles.builds
index a6ed0d3a34..343330e50f 100644
--- a/src/System.IO.MemoryMappedFiles/src/System.IO.MemoryMappedFiles.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.IO.MemoryMappedFiles/src/System.IO.MemoryMappedFiles.csproj b/src/System.IO.MemoryMappedFiles/src/System.IO.MemoryMappedFiles.csproj
index 896b54ca1f..a577db2c2c 100644
--- a/src/System.IO.MemoryMappedFiles/src/System.IO.MemoryMappedFiles.csproj
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diff --git a/src/System.IO.MemoryMappedFiles/tests/Performance/System.IO.MemoryMappedFiles.Performance.Tests.csproj b/src/System.IO.MemoryMappedFiles/tests/Performance/System.IO.MemoryMappedFiles.Performance.Tests.csproj
index 8abd259018..f1c23368ff 100644
--- a/src/System.IO.MemoryMappedFiles/tests/Performance/System.IO.MemoryMappedFiles.Performance.Tests.csproj
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diff --git a/src/System.IO.MemoryMappedFiles/tests/System.IO.MemoryMappedFiles.Tests.builds b/src/System.IO.MemoryMappedFiles/tests/System.IO.MemoryMappedFiles.Tests.builds
index e982d0fc84..3e58e5d14e 100644
--- a/src/System.IO.MemoryMappedFiles/tests/System.IO.MemoryMappedFiles.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index d3e7a0739d..4d144c6706 100644
--- a/src/System.IO.MemoryMappedFiles/tests/System.IO.MemoryMappedFiles.Tests.csproj
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@@ -1,5 +1,5 @@
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diff --git a/src/System.IO.Packaging/dir.props b/src/System.IO.Packaging/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.IO.Packaging/dir.props
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<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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index 45f39390e1..173451fab3 100644
--- a/src/System.IO.Packaging/pkg/System.IO.Packaging.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index bf0ee8c293..34254a75b9 100644
--- a/src/System.IO.Packaging/pkg/System.IO.Packaging.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index bffe761ce7..d5b9af1069 100644
--- a/src/System.IO.Packaging/ref/System.IO.Packaging.csproj
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index b04977b27f..3b1623e6ac 100644
--- a/src/System.IO.Packaging/src/System.IO.Packaging.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 0f4a41127f..3274462331 100644
--- a/src/System.IO.Packaging/src/System.IO.Packaging.csproj
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index 1be5c76b01..8fee652a56 100644
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index 6cf40bbb16..92f4777c74 100644
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index 509e5ff8e2..ba7c08a94c 100644
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index 26217344a6..83cff72b1c 100644
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index 0695325b5c..7c13ffc98b 100644
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index 1e4bc283a4..8c9c5f2976 100644
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index 90f567d9b8..872cb7bca0 100644
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index 509e5ff8e2..ba7c08a94c 100644
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index b0222353be..7b3aca5de9 100644
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index 924ef90bd6..16a766f83b 100644
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diff --git a/src/System.IO/pkg/any/System.IO.pkgproj b/src/System.IO/pkg/any/System.IO.pkgproj
index 0084156951..fb5e5100e0 100644
--- a/src/System.IO/pkg/any/System.IO.pkgproj
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diff --git a/src/System.IO/pkg/aot/System.IO.pkgproj b/src/System.IO/pkg/aot/System.IO.pkgproj
index 7a9165b7ad..83a0e999e8 100644
--- a/src/System.IO/pkg/aot/System.IO.pkgproj
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index 73aa35f607..ecf00eb3cb 100644
--- a/src/System.IO/ref/4.1/System.IO.depproj
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index ff8f7db003..b1fcb23659 100644
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index b86ecf9eb3..7af0f36fd8 100644
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index ee01518dbb..728a2ee435 100644
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index 6e6e5c04ad..b665e46747 100644
--- a/src/System.IO/src/redist/System.IO.depproj
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index 70d2ed9167..44ed47b0eb 100644
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index ba5eb936c7..500d343a81 100644
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index be3f230f4e..db5f4bcceb 100644
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index 69e577f60d..d90ac9e0e0 100644
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index e877f0707f..52c1e4d3a4 100644
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index 324c207f20..f0d75abf86 100644
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index 8323da0c38..2f00d048d1 100644
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index 05400c42fd..8a975fafac 100644
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index ec6b27dedd..7bb155c44e 100644
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index ea63e3c70c..1e48cc34fd 100644
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index 8bc7364ed5..71a1fdc2f8 100644
--- a/src/System.Linq.Expressions/pkg/System.Linq.Expressions.pkgproj
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diff --git a/src/System.Linq.Expressions/ref/4.1.0/System.Linq.Expressions.depproj b/src/System.Linq.Expressions/ref/4.1.0/System.Linq.Expressions.depproj
index 3992e3a909..a26dc33038 100644
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index efa2fadab3..44023a1a76 100644
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index be00ac9b5c..b473e7b42b 100644
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index 5e5f4d1858..c490de3aa9 100644
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diff --git a/src/System.Linq.Expressions/tests/System.Linq.Expressions.Tests.builds b/src/System.Linq.Expressions/tests/System.Linq.Expressions.Tests.builds
index bb4d6ad155..b89b75420e 100644
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index 4cd1e77ee1..cb565fa1d8 100644
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index 924ef90bd6..16a766f83b 100644
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<?xml version="1.0" encoding="utf-8"?>
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index 99dbc01c82..72c77ebbbd 100644
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index a9f23f0cd2..873276af64 100644
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index ac57364764..84c0f43ef7 100644
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index a932a138e4..82ba437203 100644
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index 1f48b13630..a896cd5cc7 100644
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index 924ef90bd6..16a766f83b 100644
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index e9a994c011..54673d9d46 100644
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index 96a5487679..2611f51ea9 100644
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index 4df9c9b917..a5386cce1a 100644
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index ca6ae79200..924a3b266a 100644
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index c535229abf..7d3caeeaa1 100644
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index 8fe237415e..d8b54a28a2 100644
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index cf1f067a88..ba7db2adf6 100644
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index e1fee888ce..956216148c 100644
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index 6d39d2d7e0..f08910079b 100644
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index b5151db380..e853296963 100644
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index a32c64017d..fe0f2776e3 100644
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index 68039a6c45..49057999d3 100644
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index 924ef90bd6..16a766f83b 100644
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index aab6b860ad..826a8add63 100644
--- a/src/System.Net.Http.WinHttpHandler/src/System.Net.Http.WinHttpHandler.builds
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index d9a4667f2e..c95c12ffda 100644
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index dbd13c6399..ca02d6c8f2 100644
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index 8fe237415e..d8b54a28a2 100644
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index 861e12b3bc..3a2c209642 100644
--- a/src/System.Net.Http/pkg/System.Net.Http.builds
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diff --git a/src/System.Net.Http/pkg/System.Net.Http.pkgproj b/src/System.Net.Http/pkg/System.Net.Http.pkgproj
index b62aeab5e6..ca1038ecb4 100644
--- a/src/System.Net.Http/pkg/System.Net.Http.pkgproj
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index 2c55ea10ed..342e94bf05 100644
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index fdb77a23c3..308c6de84d 100644
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index 7742775e24..547f4e8a89 100644
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index a3b284015f..842f22f0cd 100644
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index a27a7c9f02..6d67ab3cc1 100644
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index e58893f6ab..ea772032c8 100644
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index 98647725d8..62af3e534d 100644
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index 1dc2e4c2dd..f298d2d26b 100644
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index 161ee07032..21d4795182 100644
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index 614c43b45a..d425f55fcb 100644
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index 15087a6838..622fb0a986 100644
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index b364736769..cdcf4ef74b 100644
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index adf3944ff7..d8327a4abb 100644
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index 9423823e58..548c144ff8 100644
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index c48a30f4e4..0705b477a7 100644
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index 0769c12aaa..503cf86a87 100644
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index 9e492a34a1..dc841629f9 100644
--- a/src/System.Net.NameResolution/pkg/System.Net.NameResolution.builds
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index f336d898d9..75a0cd5ccb 100644
--- a/src/System.Net.NameResolution/pkg/System.Net.NameResolution.pkgproj
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index 9f01886633..3c39f72798 100644
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index d4906a7e8c..23096df89b 100644
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index f195dd9573..93bf8756a2 100644
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index fd0ee0888c..e87413b9aa 100644
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<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Net.NameResolution/tests/System.Net.NameResolution.Tests.builds b/src/System.Net.NameResolution/tests/System.Net.NameResolution.Tests.builds
index 9d598cf5e4..32222e8724 100644
--- a/src/System.Net.NameResolution/tests/System.Net.NameResolution.Tests.builds
+++ b/src/System.Net.NameResolution/tests/System.Net.NameResolution.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="UnitTests\System.Net.NameResolution.Unit.Tests.csproj" >
diff --git a/src/System.Net.NameResolution/tests/UnitTests/System.Net.NameResolution.Unit.Tests.csproj b/src/System.Net.NameResolution/tests/UnitTests/System.Net.NameResolution.Unit.Tests.csproj
index 8584ff38ee..ebac5b39db 100644
--- a/src/System.Net.NameResolution/tests/UnitTests/System.Net.NameResolution.Unit.Tests.csproj
+++ b/src/System.Net.NameResolution/tests/UnitTests/System.Net.NameResolution.Unit.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Net.NetworkInformation/dir.props b/src/System.Net.NetworkInformation/dir.props
index ec6b27dedd..7bb155c44e 100644
--- a/src/System.Net.NetworkInformation/dir.props
+++ b/src/System.Net.NetworkInformation/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
diff --git a/src/System.Net.NetworkInformation/pkg/System.Net.NetworkInformation.builds b/src/System.Net.NetworkInformation/pkg/System.Net.NetworkInformation.builds
index 2c80f1896e..da8dc3ed4f 100644
--- a/src/System.Net.NetworkInformation/pkg/System.Net.NetworkInformation.builds
+++ b/src/System.Net.NetworkInformation/pkg/System.Net.NetworkInformation.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Net.NetworkInformation.pkgproj" />
diff --git a/src/System.Net.NetworkInformation/pkg/System.Net.NetworkInformation.pkgproj b/src/System.Net.NetworkInformation/pkg/System.Net.NetworkInformation.pkgproj
index 75c1494da6..ad6eee19f6 100644
--- a/src/System.Net.NetworkInformation/pkg/System.Net.NetworkInformation.pkgproj
+++ b/src/System.Net.NetworkInformation/pkg/System.Net.NetworkInformation.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Net.NetworkInformation.csproj">
diff --git a/src/System.Net.NetworkInformation/ref/System.Net.NetworkInformation.csproj b/src/System.Net.NetworkInformation/ref/System.Net.NetworkInformation.csproj
index 6f848324d3..0c89042aaa 100644
--- a/src/System.Net.NetworkInformation/ref/System.Net.NetworkInformation.csproj
+++ b/src/System.Net.NetworkInformation/ref/System.Net.NetworkInformation.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Net.NetworkInformation/src/System.Net.NetworkInformation.builds b/src/System.Net.NetworkInformation/src/System.Net.NetworkInformation.builds
index 827e9463c2..212a25e86d 100644
--- a/src/System.Net.NetworkInformation/src/System.Net.NetworkInformation.builds
+++ b/src/System.Net.NetworkInformation/src/System.Net.NetworkInformation.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Net.NetworkInformation.csproj">
diff --git a/src/System.Net.NetworkInformation/src/System.Net.NetworkInformation.csproj b/src/System.Net.NetworkInformation/src/System.Net.NetworkInformation.csproj
index c06a6601c7..2bf25b89a7 100644
--- a/src/System.Net.NetworkInformation/src/System.Net.NetworkInformation.csproj
+++ b/src/System.Net.NetworkInformation/src/System.Net.NetworkInformation.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Net.NetworkInformation/tests/FunctionalTests/System.Net.NetworkInformation.Functional.Tests.csproj b/src/System.Net.NetworkInformation/tests/FunctionalTests/System.Net.NetworkInformation.Functional.Tests.csproj
index 196c868e1f..fd607ef65e 100644
--- a/src/System.Net.NetworkInformation/tests/FunctionalTests/System.Net.NetworkInformation.Functional.Tests.csproj
+++ b/src/System.Net.NetworkInformation/tests/FunctionalTests/System.Net.NetworkInformation.Functional.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Net.NetworkInformation/tests/System.Net.NetworkInformation.Tests.builds b/src/System.Net.NetworkInformation/tests/System.Net.NetworkInformation.Tests.builds
index a5fc266e9b..6262d0b720 100644
--- a/src/System.Net.NetworkInformation/tests/System.Net.NetworkInformation.Tests.builds
+++ b/src/System.Net.NetworkInformation/tests/System.Net.NetworkInformation.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="FunctionalTests\System.Net.NetworkInformation.Functional.Tests.csproj">
diff --git a/src/System.Net.NetworkInformation/tests/UnitTests/System.Net.NetworkInformation.WinRT.Unit.Tests.csproj b/src/System.Net.NetworkInformation/tests/UnitTests/System.Net.NetworkInformation.WinRT.Unit.Tests.csproj
index 295b7436b1..83860ad594 100644
--- a/src/System.Net.NetworkInformation/tests/UnitTests/System.Net.NetworkInformation.WinRT.Unit.Tests.csproj
+++ b/src/System.Net.NetworkInformation/tests/UnitTests/System.Net.NetworkInformation.WinRT.Unit.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Net.Ping/dir.props b/src/System.Net.Ping/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Net.Ping/dir.props
+++ b/src/System.Net.Ping/dir.props
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Net.Ping/pkg/System.Net.Ping.builds b/src/System.Net.Ping/pkg/System.Net.Ping.builds
index 85aceffa96..29d6c742f8 100644
--- a/src/System.Net.Ping/pkg/System.Net.Ping.builds
+++ b/src/System.Net.Ping/pkg/System.Net.Ping.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Net.Ping.pkgproj" />
diff --git a/src/System.Net.Ping/pkg/System.Net.Ping.pkgproj b/src/System.Net.Ping/pkg/System.Net.Ping.pkgproj
index 43ae262208..546791ece2 100644
--- a/src/System.Net.Ping/pkg/System.Net.Ping.pkgproj
+++ b/src/System.Net.Ping/pkg/System.Net.Ping.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Ping/ref/System.Net.Ping.csproj b/src/System.Net.Ping/ref/System.Net.Ping.csproj
index de37f06a92..ca3d39d0fc 100644
--- a/src/System.Net.Ping/ref/System.Net.Ping.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Net.Ping/src/System.Net.Ping.builds b/src/System.Net.Ping/src/System.Net.Ping.builds
index 692bd1619a..27831692ce 100644
--- a/src/System.Net.Ping/src/System.Net.Ping.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Net.Ping.csproj">
diff --git a/src/System.Net.Ping/src/System.Net.Ping.csproj b/src/System.Net.Ping/src/System.Net.Ping.csproj
index b44a792fdd..6d84b000df 100644
--- a/src/System.Net.Ping/src/System.Net.Ping.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Net.Ping/tests/FunctionalTests/System.Net.Ping.Functional.Tests.csproj b/src/System.Net.Ping/tests/FunctionalTests/System.Net.Ping.Functional.Tests.csproj
index ba8b29309a..087a4624ad 100644
--- a/src/System.Net.Ping/tests/FunctionalTests/System.Net.Ping.Functional.Tests.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Net.Ping/tests/System.Net.Ping.Functional.Tests.builds b/src/System.Net.Ping/tests/System.Net.Ping.Functional.Tests.builds
index 8682a7f575..59624b05eb 100644
--- a/src/System.Net.Ping/tests/System.Net.Ping.Functional.Tests.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Project Include="FunctionalTests\System.Net.Ping.Functional.Tests.csproj">
diff --git a/src/System.Net.Primitives/dir.props b/src/System.Net.Primitives/dir.props
index be784d989d..94f31e5bfd 100644
--- a/src/System.Net.Primitives/dir.props
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.Net.Primitives/pkg/System.Net.Primitives.builds b/src/System.Net.Primitives/pkg/System.Net.Primitives.builds
index 640619ee1a..fbbd00ac2a 100644
--- a/src/System.Net.Primitives/pkg/System.Net.Primitives.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="unix\System.Net.Primitives.pkgproj">
diff --git a/src/System.Net.Primitives/pkg/System.Net.Primitives.pkgproj b/src/System.Net.Primitives/pkg/System.Net.Primitives.pkgproj
index 52335e5737..18a23edd36 100644
--- a/src/System.Net.Primitives/pkg/System.Net.Primitives.pkgproj
+++ b/src/System.Net.Primitives/pkg/System.Net.Primitives.pkgproj
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Primitives/pkg/unix/System.Net.Primitives.pkgproj b/src/System.Net.Primitives/pkg/unix/System.Net.Primitives.pkgproj
index 7f044a5ad3..81ad0fcc03 100644
--- a/src/System.Net.Primitives/pkg/unix/System.Net.Primitives.pkgproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Primitives/pkg/win/System.Net.Primitives.pkgproj b/src/System.Net.Primitives/pkg/win/System.Net.Primitives.pkgproj
index d531943a6d..04410b47bb 100644
--- a/src/System.Net.Primitives/pkg/win/System.Net.Primitives.pkgproj
+++ b/src/System.Net.Primitives/pkg/win/System.Net.Primitives.pkgproj
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 47ecd54038..05ff20180a 100644
--- a/src/System.Net.Primitives/ref/System.Net.Primitives.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 967af67cf2..7d09fbbbf1 100644
--- a/src/System.Net.Primitives/src/System.Net.Primitives.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 314eec976d..af5e7b14f6 100644
--- a/src/System.Net.Primitives/src/System.Net.Primitives.csproj
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@@ -1,5 +1,5 @@
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diff --git a/src/System.Net.Primitives/tests/FunctionalTests/System.Net.Primitives.Functional.Tests.csproj b/src/System.Net.Primitives/tests/FunctionalTests/System.Net.Primitives.Functional.Tests.csproj
index c1b9249148..21dc644651 100644
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diff --git a/src/System.Net.Primitives/tests/PalTests/System.Net.Primitives.Pal.Tests.csproj b/src/System.Net.Primitives/tests/PalTests/System.Net.Primitives.Pal.Tests.csproj
index 8a239ccee3..c0f94a8401 100644
--- a/src/System.Net.Primitives/tests/PalTests/System.Net.Primitives.Pal.Tests.csproj
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index 203ab886e8..e9cf9bba76 100644
--- a/src/System.Net.Primitives/tests/PerformanceTests/System.Net.Primitives.Performance.Tests.csproj
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@@ -1,5 +1,5 @@
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diff --git a/src/System.Net.Primitives/tests/System.Net.Primitives.UnitTests.Tests.builds b/src/System.Net.Primitives/tests/System.Net.Primitives.UnitTests.Tests.builds
index e57ce30130..5d5ac7dc0d 100644
--- a/src/System.Net.Primitives/tests/System.Net.Primitives.UnitTests.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="FunctionalTests\System.Net.Primitives.Functional.Tests.csproj">
diff --git a/src/System.Net.Primitives/tests/UnitTests/System.Net.Primitives.UnitTests.Tests.csproj b/src/System.Net.Primitives/tests/UnitTests/System.Net.Primitives.UnitTests.Tests.csproj
index ebecbb9b43..484552d5f3 100644
--- a/src/System.Net.Primitives/tests/UnitTests/System.Net.Primitives.UnitTests.Tests.csproj
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Net.Requests/dir.props b/src/System.Net.Requests/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Net.Requests/dir.props
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Net.Requests/pkg/System.Net.Requests.builds b/src/System.Net.Requests/pkg/System.Net.Requests.builds
index a01678db06..4e44341fd0 100644
--- a/src/System.Net.Requests/pkg/System.Net.Requests.builds
+++ b/src/System.Net.Requests/pkg/System.Net.Requests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Requests/pkg/System.Net.Requests.pkgproj b/src/System.Net.Requests/pkg/System.Net.Requests.pkgproj
index 4bd0f9ab3c..efc55c00a0 100644
--- a/src/System.Net.Requests/pkg/System.Net.Requests.pkgproj
+++ b/src/System.Net.Requests/pkg/System.Net.Requests.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Requests/ref/System.Net.Requests.csproj b/src/System.Net.Requests/ref/System.Net.Requests.csproj
index 4e025c37d5..399b553515 100644
--- a/src/System.Net.Requests/ref/System.Net.Requests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Requests/src/System.Net.Requests.builds b/src/System.Net.Requests/src/System.Net.Requests.builds
index cdc1c48bf5..d4a30888fa 100644
--- a/src/System.Net.Requests/src/System.Net.Requests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Requests/src/System.Net.Requests.csproj b/src/System.Net.Requests/src/System.Net.Requests.csproj
index 220778dc3f..f3438cd258 100644
--- a/src/System.Net.Requests/src/System.Net.Requests.csproj
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Net.Requests/tests/System.Net.Requests.Tests.builds b/src/System.Net.Requests/tests/System.Net.Requests.Tests.builds
index ef5f63992c..3ce3ab33ef 100644
--- a/src/System.Net.Requests/tests/System.Net.Requests.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Requests/tests/System.Net.Requests.Tests.csproj b/src/System.Net.Requests/tests/System.Net.Requests.Tests.csproj
index d6e0b2d1a1..05fff5c900 100644
--- a/src/System.Net.Requests/tests/System.Net.Requests.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Security/dir.props b/src/System.Net.Security/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Net.Security/dir.props
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Net.Security/pkg/System.Net.Security.builds b/src/System.Net.Security/pkg/System.Net.Security.builds
index 81a6bafd80..16ab53070d 100644
--- a/src/System.Net.Security/pkg/System.Net.Security.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Net.Security.pkgproj" />
diff --git a/src/System.Net.Security/pkg/System.Net.Security.pkgproj b/src/System.Net.Security/pkg/System.Net.Security.pkgproj
index 7455d08ae7..ee85852bf1 100644
--- a/src/System.Net.Security/pkg/System.Net.Security.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Security/ref/System.Net.Security.csproj b/src/System.Net.Security/ref/System.Net.Security.csproj
index 76a87b2810..70051f5273 100644
--- a/src/System.Net.Security/ref/System.Net.Security.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Security/src/System.Net.Security.builds b/src/System.Net.Security/src/System.Net.Security.builds
index 589eec1233..49b7cc5315 100644
--- a/src/System.Net.Security/src/System.Net.Security.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Project Include="System.Net.Security.csproj">
diff --git a/src/System.Net.Security/src/System.Net.Security.csproj b/src/System.Net.Security/src/System.Net.Security.csproj
index c80a0ebd0c..a0d53c0de1 100644
--- a/src/System.Net.Security/src/System.Net.Security.csproj
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Net.Security/tests/FunctionalTests/System.Net.Security.Tests.csproj b/src/System.Net.Security/tests/FunctionalTests/System.Net.Security.Tests.csproj
index 4142e53df1..c8bf6cba26 100644
--- a/src/System.Net.Security/tests/FunctionalTests/System.Net.Security.Tests.csproj
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-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Net.Security/tests/System.Net.Security.Tests.builds b/src/System.Net.Security/tests/System.Net.Security.Tests.builds
index dd86da895c..226b85f420 100644
--- a/src/System.Net.Security/tests/System.Net.Security.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 0c44311ace..7a0eec243b 100644
--- a/src/System.Net.Security/tests/UnitTests/System.Net.Security.Unit.Tests.csproj
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-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Net.Sockets/dir.props b/src/System.Net.Sockets/dir.props
index ec6b27dedd..7bb155c44e 100644
--- a/src/System.Net.Sockets/dir.props
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<Import Project="..\dir.props" />
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diff --git a/src/System.Net.Sockets/pkg/System.Net.Sockets.builds b/src/System.Net.Sockets/pkg/System.Net.Sockets.builds
index 4956d0b989..cce03bb883 100644
--- a/src/System.Net.Sockets/pkg/System.Net.Sockets.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Sockets/pkg/System.Net.Sockets.pkgproj b/src/System.Net.Sockets/pkg/System.Net.Sockets.pkgproj
index 1ad81f5f11..d5e633b5fd 100644
--- a/src/System.Net.Sockets/pkg/System.Net.Sockets.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Sockets/pkg/unix/System.Net.Sockets.pkgproj b/src/System.Net.Sockets/pkg/unix/System.Net.Sockets.pkgproj
index ea1b3d2dff..66b092b922 100644
--- a/src/System.Net.Sockets/pkg/unix/System.Net.Sockets.pkgproj
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.Sockets/pkg/win/System.Net.Sockets.pkgproj b/src/System.Net.Sockets/pkg/win/System.Net.Sockets.pkgproj
index c5782a7030..7f2a108a23 100644
--- a/src/System.Net.Sockets/pkg/win/System.Net.Sockets.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 465a57f070..309b134f39 100644
--- a/src/System.Net.Sockets/ref/System.Net.Sockets.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 4a76f4d2d4..a48210b235 100644
--- a/src/System.Net.Sockets/src/System.Net.Sockets.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 13a83f7700..78c00f87db 100644
--- a/src/System.Net.Sockets/src/System.Net.Sockets.csproj
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<PropertyGroup>
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diff --git a/src/System.Net.Sockets/tests/FunctionalTests/System.Net.Sockets.Tests.csproj b/src/System.Net.Sockets/tests/FunctionalTests/System.Net.Sockets.Tests.csproj
index 6a06d446df..b559921ac1 100644
--- a/src/System.Net.Sockets/tests/FunctionalTests/System.Net.Sockets.Tests.csproj
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diff --git a/src/System.Net.Sockets/tests/PerformanceTests/System.Net.Sockets.Async.Performance.Tests.csproj b/src/System.Net.Sockets/tests/PerformanceTests/System.Net.Sockets.Async.Performance.Tests.csproj
index 985c620825..44526495e9 100644
--- a/src/System.Net.Sockets/tests/PerformanceTests/System.Net.Sockets.Async.Performance.Tests.csproj
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index 7e8e87e6b5..9d0a913422 100644
--- a/src/System.Net.Sockets/tests/System.Net.Sockets.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index e58893f6ab..ea772032c8 100644
--- a/src/System.Net.WebClient/dir.props
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index cd34856b85..ec53b94c0c 100644
--- a/src/System.Net.WebClient/pkg/System.Net.WebClient.builds
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diff --git a/src/System.Net.WebClient/pkg/System.Net.WebClient.pkgproj b/src/System.Net.WebClient/pkg/System.Net.WebClient.pkgproj
index 1f0f064c14..09a29432ac 100644
--- a/src/System.Net.WebClient/pkg/System.Net.WebClient.pkgproj
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index 52a67d43fc..a03f40eef0 100644
--- a/src/System.Net.WebClient/ref/System.Net.WebClient.csproj
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index fc912a0e57..5134865a80 100644
--- a/src/System.Net.WebClient/src/System.Net.WebClient.builds
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diff --git a/src/System.Net.WebClient/src/System.Net.WebClient.csproj b/src/System.Net.WebClient/src/System.Net.WebClient.csproj
index 0d4c5fd79c..94bc847c9d 100644
--- a/src/System.Net.WebClient/src/System.Net.WebClient.csproj
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index 7beee9b5ff..6f5cb9da10 100644
--- a/src/System.Net.WebClient/tests/System.Net.WebClient.Tests.builds
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diff --git a/src/System.Net.WebClient/tests/System.Net.WebClient.Tests.csproj b/src/System.Net.WebClient/tests/System.Net.WebClient.Tests.csproj
index 9d71a2dbe2..06e55940f9 100644
--- a/src/System.Net.WebClient/tests/System.Net.WebClient.Tests.csproj
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index 924ef90bd6..16a766f83b 100644
--- a/src/System.Net.WebHeaderCollection/dir.props
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index 11d22e5318..a8ee0763ef 100644
--- a/src/System.Net.WebHeaderCollection/pkg/System.Net.WebHeaderCollection.builds
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diff --git a/src/System.Net.WebHeaderCollection/pkg/System.Net.WebHeaderCollection.pkgproj b/src/System.Net.WebHeaderCollection/pkg/System.Net.WebHeaderCollection.pkgproj
index 61c64eca60..7a0724c1a7 100644
--- a/src/System.Net.WebHeaderCollection/pkg/System.Net.WebHeaderCollection.pkgproj
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index c6fcc1fec3..b7e0a6279e 100644
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index ca512ec62e..d95ea989ae 100644
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diff --git a/src/System.Net.WebHeaderCollection/src/System.Net.WebHeaderCollection.csproj b/src/System.Net.WebHeaderCollection/src/System.Net.WebHeaderCollection.csproj
index f9523d271e..7311cadf33 100644
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index f79986580c..653cbe5e13 100644
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diff --git a/src/System.Net.WebHeaderCollection/tests/System.Net.WebHeaderCollection.Tests.csproj b/src/System.Net.WebHeaderCollection/tests/System.Net.WebHeaderCollection.Tests.csproj
index 0a95178653..9ba81aa6d2 100644
--- a/src/System.Net.WebHeaderCollection/tests/System.Net.WebHeaderCollection.Tests.csproj
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index b367ac2c10..31ce3933c4 100644
--- a/src/System.Net.WebProxy/dir.props
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index 2184173814..a03bbc6401 100644
--- a/src/System.Net.WebProxy/pkg/System.Net.WebProxy.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 9ebb1986ef..eb27d4b8b3 100644
--- a/src/System.Net.WebProxy/pkg/System.Net.WebProxy.pkgproj
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index 17a286cbb0..9f54f80054 100644
--- a/src/System.Net.WebProxy/ref/System.Net.WebProxy.csproj
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index 8e3b1c85d8..829306f6ec 100644
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index 773c066de2..d82ac7fd2a 100644
--- a/src/System.Net.WebProxy/src/System.Net.WebProxy.csproj
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index 560b4cc3d0..b8d31f9402 100644
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index 3a2fa99672..8dd9e28e90 100644
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index 0769c12aaa..503cf86a87 100644
--- a/src/System.Net.WebSockets.Client/dir.props
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index e3e274064d..57f06c7880 100644
--- a/src/System.Net.WebSockets.Client/pkg/System.Net.WebSockets.Client.builds
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index 07be55b85f..3081e1bce2 100644
--- a/src/System.Net.WebSockets.Client/pkg/System.Net.WebSockets.Client.pkgproj
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index cb36eed990..a3c910abcb 100644
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index 48d77948c9..17254a2762 100644
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index a299fcb6e8..634bdca826 100644
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index 6e0b344d5c..0b15b52a1b 100644
--- a/src/System.Net.WebSockets.Client/tests/System.Net.WebSockets.Client.Tests.csproj
+++ b/src/System.Net.WebSockets.Client/tests/System.Net.WebSockets.Client.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Net.WebSockets/dir.props b/src/System.Net.WebSockets/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Net.WebSockets/dir.props
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Net.WebSockets/pkg/System.Net.WebSockets.builds b/src/System.Net.WebSockets/pkg/System.Net.WebSockets.builds
index 947d85bb36..fdf8453916 100644
--- a/src/System.Net.WebSockets/pkg/System.Net.WebSockets.builds
+++ b/src/System.Net.WebSockets/pkg/System.Net.WebSockets.builds
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Net.WebSockets.pkgproj" />
diff --git a/src/System.Net.WebSockets/pkg/System.Net.WebSockets.pkgproj b/src/System.Net.WebSockets/pkg/System.Net.WebSockets.pkgproj
index 2c15f3fd50..4584bf8d5c 100644
--- a/src/System.Net.WebSockets/pkg/System.Net.WebSockets.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.WebSockets/ref/System.Net.WebSockets.csproj b/src/System.Net.WebSockets/ref/System.Net.WebSockets.csproj
index e90483b106..4e53dc9e37 100644
--- a/src/System.Net.WebSockets/ref/System.Net.WebSockets.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net.WebSockets/src/System.Net.WebSockets.builds b/src/System.Net.WebSockets/src/System.Net.WebSockets.builds
index 1f7c6fee96..e9108155d8 100644
--- a/src/System.Net.WebSockets/src/System.Net.WebSockets.builds
+++ b/src/System.Net.WebSockets/src/System.Net.WebSockets.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Net.WebSockets.csproj" />
diff --git a/src/System.Net.WebSockets/src/System.Net.WebSockets.csproj b/src/System.Net.WebSockets/src/System.Net.WebSockets.csproj
index 934980c14b..13023a9151 100644
--- a/src/System.Net.WebSockets/src/System.Net.WebSockets.csproj
+++ b/src/System.Net.WebSockets/src/System.Net.WebSockets.csproj
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 0753797fcd..174f062e49 100644
--- a/src/System.Net.WebSockets/tests/System.Net.WebSockets.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Net.WebSockets.Tests.csproj"/>
diff --git a/src/System.Net.WebSockets/tests/System.Net.WebSockets.Tests.csproj b/src/System.Net.WebSockets/tests/System.Net.WebSockets.Tests.csproj
index 87f1a31fb3..03ee417e80 100644
--- a/src/System.Net.WebSockets/tests/System.Net.WebSockets.Tests.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net/ref/Compat/System.Net.csproj b/src/System.Net/ref/Compat/System.Net.csproj
index af5980ffd1..6f38a8d894 100644
--- a/src/System.Net/ref/Compat/System.Net.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Net/src/Compat/System.Net.csproj b/src/System.Net/src/Compat/System.Net.csproj
index 47b8ab4407..c0b5e6de5b 100644
--- a/src/System.Net/src/Compat/System.Net.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Net/src/System.Net.builds b/src/System.Net/src/System.Net.builds
index bb3cbc5967..9482a5f0c1 100644
--- a/src/System.Net/src/System.Net.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Project Include="Compat/System.Net.csproj" />
diff --git a/src/System.Numerics.Vectors.WindowsRuntime/dir.props b/src/System.Numerics.Vectors.WindowsRuntime/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Numerics.Vectors.WindowsRuntime/dir.props
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.3.0</AssemblyVersion>
diff --git a/src/System.Numerics.Vectors.WindowsRuntime/pkg/System.Numerics.Vectors.WindowsRuntime.builds b/src/System.Numerics.Vectors.WindowsRuntime/pkg/System.Numerics.Vectors.WindowsRuntime.builds
index 4b98ad57f6..b4f3e9b9fb 100644
--- a/src/System.Numerics.Vectors.WindowsRuntime/pkg/System.Numerics.Vectors.WindowsRuntime.builds
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Numerics.Vectors.WindowsRuntime.pkgproj" />
diff --git a/src/System.Numerics.Vectors.WindowsRuntime/pkg/System.Numerics.Vectors.WindowsRuntime.pkgproj b/src/System.Numerics.Vectors.WindowsRuntime/pkg/System.Numerics.Vectors.WindowsRuntime.pkgproj
index c887f73baa..b0fb6549eb 100644
--- a/src/System.Numerics.Vectors.WindowsRuntime/pkg/System.Numerics.Vectors.WindowsRuntime.pkgproj
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics.Vectors.WindowsRuntime/src/System.Numerics.Vectors.WindowsRuntime.builds b/src/System.Numerics.Vectors.WindowsRuntime/src/System.Numerics.Vectors.WindowsRuntime.builds
index 697a02d883..c78a6022e3 100644
--- a/src/System.Numerics.Vectors.WindowsRuntime/src/System.Numerics.Vectors.WindowsRuntime.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Project Include="System.Numerics.Vectors.WindowsRuntime.csproj" />
diff --git a/src/System.Numerics.Vectors.WindowsRuntime/src/System.Numerics.Vectors.WindowsRuntime.csproj b/src/System.Numerics.Vectors.WindowsRuntime/src/System.Numerics.Vectors.WindowsRuntime.csproj
index 872db3a42c..a1c88524a5 100644
--- a/src/System.Numerics.Vectors.WindowsRuntime/src/System.Numerics.Vectors.WindowsRuntime.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics.Vectors/dir.props b/src/System.Numerics.Vectors/dir.props
index d7214130d1..c196e27704 100644
--- a/src/System.Numerics.Vectors/dir.props
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.Numerics.Vectors/pkg/System.Numerics.Vectors.builds b/src/System.Numerics.Vectors/pkg/System.Numerics.Vectors.builds
index cb868b9825..1e08c3e5ee 100644
--- a/src/System.Numerics.Vectors/pkg/System.Numerics.Vectors.builds
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@@ -1,5 +1,5 @@
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Numerics.Vectors.pkgproj" />
diff --git a/src/System.Numerics.Vectors/pkg/System.Numerics.Vectors.pkgproj b/src/System.Numerics.Vectors/pkg/System.Numerics.Vectors.pkgproj
index 86e68b6a9a..f16a9985b6 100644
--- a/src/System.Numerics.Vectors/pkg/System.Numerics.Vectors.pkgproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics.Vectors/ref/System.Numerics.Vectors.csproj b/src/System.Numerics.Vectors/ref/System.Numerics.Vectors.csproj
index f4e45fadb6..0c5647038f 100644
--- a/src/System.Numerics.Vectors/ref/System.Numerics.Vectors.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics.Vectors/src/System.Numerics.Vectors.builds b/src/System.Numerics.Vectors/src/System.Numerics.Vectors.builds
index 08d0e2dffb..56ba9e4df4 100644
--- a/src/System.Numerics.Vectors/src/System.Numerics.Vectors.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics.Vectors/src/System.Numerics.Vectors.csproj b/src/System.Numerics.Vectors/src/System.Numerics.Vectors.csproj
index 3e852fb372..b57b813f85 100644
--- a/src/System.Numerics.Vectors/src/System.Numerics.Vectors.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics.Vectors/tests/Performance/System.Numerics.Vectors.Performance.Tests.csproj b/src/System.Numerics.Vectors/tests/Performance/System.Numerics.Vectors.Performance.Tests.csproj
index df2cfdb4a8..34bd95872f 100644
--- a/src/System.Numerics.Vectors/tests/Performance/System.Numerics.Vectors.Performance.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics.Vectors/tests/System.Numerics.Vectors.Tests.builds b/src/System.Numerics.Vectors/tests/System.Numerics.Vectors.Tests.builds
index 0e4b9db686..32438146d4 100644
--- a/src/System.Numerics.Vectors/tests/System.Numerics.Vectors.Tests.builds
+++ b/src/System.Numerics.Vectors/tests/System.Numerics.Vectors.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index b979411f4f..fd9c0e022e 100644
--- a/src/System.Numerics.Vectors/tests/System.Numerics.Vectors.Tests.csproj
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index c0e1eecc80..7c42808f29 100644
--- a/src/System.Numerics/ref/Compat/System.Numerics.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics/src/Compat/System.Numerics.csproj b/src/System.Numerics/src/Compat/System.Numerics.csproj
index 8abdf92b35..e13f341f57 100644
--- a/src/System.Numerics/src/Compat/System.Numerics.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Numerics/src/System.Numerics.builds b/src/System.Numerics/src/System.Numerics.builds
index 9b83f97d29..4f52410009 100644
--- a/src/System.Numerics/src/System.Numerics.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Project Include="Compat/System.Numerics.csproj" />
diff --git a/src/System.ObjectModel/dir.props b/src/System.ObjectModel/dir.props
index 20031ec03a..fa177afe16 100644
--- a/src/System.ObjectModel/dir.props
+++ b/src/System.ObjectModel/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.14.0</AssemblyVersion>
diff --git a/src/System.ObjectModel/pkg/System.ObjectModel.builds b/src/System.ObjectModel/pkg/System.ObjectModel.builds
index 0033146f05..94b0a2e8c8 100644
--- a/src/System.ObjectModel/pkg/System.ObjectModel.builds
+++ b/src/System.ObjectModel/pkg/System.ObjectModel.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.ObjectModel.pkgproj" />
diff --git a/src/System.ObjectModel/pkg/System.ObjectModel.pkgproj b/src/System.ObjectModel/pkg/System.ObjectModel.pkgproj
index f054453b40..b0af0aab7d 100644
--- a/src/System.ObjectModel/pkg/System.ObjectModel.pkgproj
+++ b/src/System.ObjectModel/pkg/System.ObjectModel.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.ObjectModel.csproj">
diff --git a/src/System.ObjectModel/ref/System.ObjectModel.csproj b/src/System.ObjectModel/ref/System.ObjectModel.csproj
index 54241e14d7..b6c4264e2d 100644
--- a/src/System.ObjectModel/ref/System.ObjectModel.csproj
+++ b/src/System.ObjectModel/ref/System.ObjectModel.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.10.0</AssemblyVersion>
diff --git a/src/System.ObjectModel/src/System.ObjectModel.builds b/src/System.ObjectModel/src/System.ObjectModel.builds
index 14b7045d78..a4dcde2a8c 100644
--- a/src/System.ObjectModel/src/System.ObjectModel.builds
+++ b/src/System.ObjectModel/src/System.ObjectModel.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.ObjectModel.csproj" />
diff --git a/src/System.ObjectModel/src/System.ObjectModel.csproj b/src/System.ObjectModel/src/System.ObjectModel.csproj
index 75ab4cb80a..e2daa94c48 100644
--- a/src/System.ObjectModel/src/System.ObjectModel.csproj
+++ b/src/System.ObjectModel/src/System.ObjectModel.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{F24D3391-2928-4E83-AADE-A4461E5CAE50}</ProjectGuid>
diff --git a/src/System.ObjectModel/src/redist/System.ObjectModel.depproj b/src/System.ObjectModel/src/redist/System.ObjectModel.depproj
index 5eec5b7661..49cf3a325b 100644
--- a/src/System.ObjectModel/src/redist/System.ObjectModel.depproj
+++ b/src/System.ObjectModel/src/redist/System.ObjectModel.depproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<PropertyGroup>
<TargetGroup Condition="'$(TargetGroup)' == ''">netcore50</TargetGroup>
</PropertyGroup>
diff --git a/src/System.ObjectModel/tests/System.ObjectModel.Tests.builds b/src/System.ObjectModel/tests/System.ObjectModel.Tests.builds
index 46a645bb55..313d0174fd 100644
--- a/src/System.ObjectModel/tests/System.ObjectModel.Tests.builds
+++ b/src/System.ObjectModel/tests/System.ObjectModel.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.ObjectModel.Tests.csproj"/>
diff --git a/src/System.ObjectModel/tests/System.ObjectModel.Tests.csproj b/src/System.ObjectModel/tests/System.ObjectModel.Tests.csproj
index 6008b2b314..c5635d849d 100644
--- a/src/System.ObjectModel/tests/System.ObjectModel.Tests.csproj
+++ b/src/System.ObjectModel/tests/System.ObjectModel.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Private.DataContractSerialization/dir.props b/src/System.Private.DataContractSerialization/dir.props
index d7214130d1..c196e27704 100644
--- a/src/System.Private.DataContractSerialization/dir.props
+++ b/src/System.Private.DataContractSerialization/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.3.0</AssemblyVersion>
diff --git a/src/System.Private.DataContractSerialization/pkg/System.Private.DataContractSerialization.builds b/src/System.Private.DataContractSerialization/pkg/System.Private.DataContractSerialization.builds
index 50ae8a03ac..c55d4307eb 100644
--- a/src/System.Private.DataContractSerialization/pkg/System.Private.DataContractSerialization.builds
+++ b/src/System.Private.DataContractSerialization/pkg/System.Private.DataContractSerialization.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Private.DataContractSerialization.pkgproj" />
diff --git a/src/System.Private.DataContractSerialization/pkg/System.Private.DataContractSerialization.pkgproj b/src/System.Private.DataContractSerialization/pkg/System.Private.DataContractSerialization.pkgproj
index ea4c1625d1..fef817f7c7 100644
--- a/src/System.Private.DataContractSerialization/pkg/System.Private.DataContractSerialization.pkgproj
+++ b/src/System.Private.DataContractSerialization/pkg/System.Private.DataContractSerialization.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PreventImplementationReference>true</PreventImplementationReference>
diff --git a/src/System.Private.DataContractSerialization/src/System.Private.DataContractSerialization.builds b/src/System.Private.DataContractSerialization/src/System.Private.DataContractSerialization.builds
index fa17bbd468..cd8f30a21b 100644
--- a/src/System.Private.DataContractSerialization/src/System.Private.DataContractSerialization.builds
+++ b/src/System.Private.DataContractSerialization/src/System.Private.DataContractSerialization.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Private.DataContractSerialization.csproj" />
diff --git a/src/System.Private.DataContractSerialization/src/System.Private.DataContractSerialization.csproj b/src/System.Private.DataContractSerialization/src/System.Private.DataContractSerialization.csproj
index 2745b68c97..2fd2086c07 100644
--- a/src/System.Private.DataContractSerialization/src/System.Private.DataContractSerialization.csproj
+++ b/src/System.Private.DataContractSerialization/src/System.Private.DataContractSerialization.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Private.DataContractSerialization</AssemblyName>
diff --git a/src/System.Private.Uri/dir.props b/src/System.Private.Uri/dir.props
index 7674d9faa4..26011ce690 100644
--- a/src/System.Private.Uri/dir.props
+++ b/src/System.Private.Uri/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.4.0</AssemblyVersion>
diff --git a/src/System.Private.Uri/pkg/System.Private.Uri.builds b/src/System.Private.Uri/pkg/System.Private.Uri.builds
index 4d20d90795..f10b0b34b0 100644
--- a/src/System.Private.Uri/pkg/System.Private.Uri.builds
+++ b/src/System.Private.Uri/pkg/System.Private.Uri.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Private.Uri.pkgproj"/>
diff --git a/src/System.Private.Uri/pkg/System.Private.Uri.pkgproj b/src/System.Private.Uri/pkg/System.Private.Uri.pkgproj
index e3f2ec8742..11a09cd537 100644
--- a/src/System.Private.Uri/pkg/System.Private.Uri.pkgproj
+++ b/src/System.Private.Uri/pkg/System.Private.Uri.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<!-- The Unix implementations place the asset in a generation folder,
diff --git a/src/System.Private.Uri/pkg/unix/System.Private.Uri.pkgproj b/src/System.Private.Uri/pkg/unix/System.Private.Uri.pkgproj
index f4efb46793..51704ef9de 100644
--- a/src/System.Private.Uri/pkg/unix/System.Private.Uri.pkgproj
+++ b/src/System.Private.Uri/pkg/unix/System.Private.Uri.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/src/System.Private.Uri/pkg/win/System.Private.Uri.pkgproj b/src/System.Private.Uri/pkg/win/System.Private.Uri.pkgproj
index 1c6cf1a93f..704df3d840 100644
--- a/src/System.Private.Uri/pkg/win/System.Private.Uri.pkgproj
+++ b/src/System.Private.Uri/pkg/win/System.Private.Uri.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>win7</PackageTargetRuntime>
diff --git a/src/System.Private.Uri/src/System.Private.Uri.builds b/src/System.Private.Uri/src/System.Private.Uri.builds
index 039ece583e..0cd5a68fed 100644
--- a/src/System.Private.Uri/src/System.Private.Uri.builds
+++ b/src/System.Private.Uri/src/System.Private.Uri.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Private.Uri.csproj">
diff --git a/src/System.Private.Uri/src/System.Private.Uri.csproj b/src/System.Private.Uri/src/System.Private.Uri.csproj
index e0e56e05d6..979ab0e854 100644
--- a/src/System.Private.Uri/src/System.Private.Uri.csproj
+++ b/src/System.Private.Uri/src/System.Private.Uri.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Private.Uri/tests/System.Private.Uri.Tests.builds b/src/System.Private.Uri/tests/System.Private.Uri.Tests.builds
index 8d33d3e80b..72b0ce5a0b 100644
--- a/src/System.Private.Uri/tests/System.Private.Uri.Tests.builds
+++ b/src/System.Private.Uri/tests/System.Private.Uri.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="ExtendedFunctionalTests\System.Private.Uri.ExtendedFunctional.Tests.csproj">
diff --git a/src/System.Private.Uri/tests/UnitTests/System.Private.Uri.Unit.Tests.csproj b/src/System.Private.Uri/tests/UnitTests/System.Private.Uri.Unit.Tests.csproj
index bb9b0d173b..6b7a3db9bd 100644
--- a/src/System.Private.Uri/tests/UnitTests/System.Private.Uri.Unit.Tests.csproj
+++ b/src/System.Private.Uri/tests/UnitTests/System.Private.Uri.Unit.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Private.Xml.Linq/pkg/System.Private.Xml.Linq.builds b/src/System.Private.Xml.Linq/pkg/System.Private.Xml.Linq.builds
index 401b46b439..497c57c6d5 100644
--- a/src/System.Private.Xml.Linq/pkg/System.Private.Xml.Linq.builds
+++ b/src/System.Private.Xml.Linq/pkg/System.Private.Xml.Linq.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Private.Xml.Linq.pkgproj" />
diff --git a/src/System.Private.Xml.Linq/pkg/System.Private.Xml.Linq.pkgproj b/src/System.Private.Xml.Linq/pkg/System.Private.Xml.Linq.pkgproj
index 12598cb469..22309ecd24 100644
--- a/src/System.Private.Xml.Linq/pkg/System.Private.Xml.Linq.pkgproj
+++ b/src/System.Private.Xml.Linq/pkg/System.Private.Xml.Linq.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Version>4.0.0</Version>
diff --git a/src/System.Private.Xml.Linq/src/System.Private.Xml.Linq.builds b/src/System.Private.Xml.Linq/src/System.Private.Xml.Linq.builds
index 4d887fef65..fb8d0a04cd 100644
--- a/src/System.Private.Xml.Linq/src/System.Private.Xml.Linq.builds
+++ b/src/System.Private.Xml.Linq/src/System.Private.Xml.Linq.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Private.Xml.Linq.csproj" />
diff --git a/src/System.Private.Xml.Linq/src/System.Private.Xml.Linq.csproj b/src/System.Private.Xml.Linq/src/System.Private.Xml.Linq.csproj
index 6eb2aa7b01..a63030ce03 100644
--- a/src/System.Private.Xml.Linq/src/System.Private.Xml.Linq.csproj
+++ b/src/System.Private.Xml.Linq/src/System.Private.Xml.Linq.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<ProjectGuid>{BAC347A3-9841-44FC-B1E3-2344D1152C23}</ProjectGuid>
diff --git a/src/System.Private.Xml.Linq/tests/Properties/System.Xml.Linq.Properties.Tests.csproj b/src/System.Private.Xml.Linq/tests/Properties/System.Xml.Linq.Properties.Tests.csproj
index b093df0139..bccab8a12c 100644
--- a/src/System.Private.Xml.Linq/tests/Properties/System.Xml.Linq.Properties.Tests.csproj
+++ b/src/System.Private.Xml.Linq/tests/Properties/System.Xml.Linq.Properties.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Private.Xml.Linq/tests/SDMSample/System.Xml.Linq.SDMSample.Tests.csproj b/src/System.Private.Xml.Linq/tests/SDMSample/System.Xml.Linq.SDMSample.Tests.csproj
index ffa8c4b09a..e19641dd41 100644
--- a/src/System.Private.Xml.Linq/tests/SDMSample/System.Xml.Linq.SDMSample.Tests.csproj
+++ b/src/System.Private.Xml.Linq/tests/SDMSample/System.Xml.Linq.SDMSample.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Private.Xml.Linq/tests/Streaming/System.Xml.Linq.Streaming.Tests.csproj b/src/System.Private.Xml.Linq/tests/Streaming/System.Xml.Linq.Streaming.Tests.csproj
index d4af8ad24c..094099ce07 100644
--- a/src/System.Private.Xml.Linq/tests/Streaming/System.Xml.Linq.Streaming.Tests.csproj
+++ b/src/System.Private.Xml.Linq/tests/Streaming/System.Xml.Linq.Streaming.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Private.Xml.Linq/tests/System.Private.Xml.Linq.Tests.builds b/src/System.Private.Xml.Linq/tests/System.Private.Xml.Linq.Tests.builds
index 5b616e414e..243541e1e8 100644
--- a/src/System.Private.Xml.Linq/tests/System.Private.Xml.Linq.Tests.builds
+++ b/src/System.Private.Xml.Linq/tests/System.Private.Xml.Linq.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml.Linq/tests/TreeManipulation/System.Xml.Linq.TreeManipulation.Tests.csproj b/src/System.Private.Xml.Linq/tests/TreeManipulation/System.Xml.Linq.TreeManipulation.Tests.csproj
index 6cf7667e63..f3583f0618 100644
--- a/src/System.Private.Xml.Linq/tests/TreeManipulation/System.Xml.Linq.TreeManipulation.Tests.csproj
+++ b/src/System.Private.Xml.Linq/tests/TreeManipulation/System.Xml.Linq.TreeManipulation.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml.Linq/tests/XDocument.Common/XDocument.Common.csproj b/src/System.Private.Xml.Linq/tests/XDocument.Common/XDocument.Common.csproj
index b0bf0db0b1..a62015eec7 100644
--- a/src/System.Private.Xml.Linq/tests/XDocument.Common/XDocument.Common.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml.Linq/tests/XDocument.Test.ModuleCore/XDocument.Test.ModuleCore.csproj b/src/System.Private.Xml.Linq/tests/XDocument.Test.ModuleCore/XDocument.Test.ModuleCore.csproj
index d312b2cacf..40fae28fe4 100644
--- a/src/System.Private.Xml.Linq/tests/XDocument.Test.ModuleCore/XDocument.Test.ModuleCore.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml.Linq/tests/XPath/XDocument/System.Xml.XPath.XDocument.Tests.csproj b/src/System.Private.Xml.Linq/tests/XPath/XDocument/System.Xml.XPath.XDocument.Tests.csproj
index 809f3c5e2b..a5196b7dbf 100644
--- a/src/System.Private.Xml.Linq/tests/XPath/XDocument/System.Xml.XPath.XDocument.Tests.csproj
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diff --git a/src/System.Private.Xml.Linq/tests/axes/System.Xml.Linq.Axes.Tests.csproj b/src/System.Private.Xml.Linq/tests/axes/System.Xml.Linq.Axes.Tests.csproj
index 7a00cc88d2..62623cbe75 100644
--- a/src/System.Private.Xml.Linq/tests/axes/System.Xml.Linq.Axes.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml.Linq/tests/events/System.Xml.Linq.Events.Tests.csproj b/src/System.Private.Xml.Linq/tests/events/System.Xml.Linq.Events.Tests.csproj
index a887ea4daf..797285ab5f 100644
--- a/src/System.Private.Xml.Linq/tests/events/System.Xml.Linq.Events.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml.Linq/tests/misc/System.Xml.Linq.Misc.Tests.csproj b/src/System.Private.Xml.Linq/tests/misc/System.Xml.Linq.Misc.Tests.csproj
index c0708fc469..026f4fdece 100644
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diff --git a/src/System.Private.Xml.Linq/tests/xNodeBuilder/System.Xml.Linq.xNodeBuilder.Tests.csproj b/src/System.Private.Xml.Linq/tests/xNodeBuilder/System.Xml.Linq.xNodeBuilder.Tests.csproj
index 2fd7a1df77..08754d63f1 100644
--- a/src/System.Private.Xml.Linq/tests/xNodeBuilder/System.Xml.Linq.xNodeBuilder.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml.Linq/tests/xNodeReader/System.Xml.Linq.xNodeReader.Tests.csproj b/src/System.Private.Xml.Linq/tests/xNodeReader/System.Xml.Linq.xNodeReader.Tests.csproj
index 4329a81412..8142e8b719 100644
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diff --git a/src/System.Private.Xml/pkg/System.Private.Xml.builds b/src/System.Private.Xml/pkg/System.Private.Xml.builds
index 62d247b8bd..d3737b0619 100644
--- a/src/System.Private.Xml/pkg/System.Private.Xml.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml/pkg/System.Private.Xml.pkgproj b/src/System.Private.Xml/pkg/System.Private.Xml.pkgproj
index 0d215149b4..1fcca19fe5 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 72ee5d4634..156bc8280e 100644
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index 40ddac129c..702fc0bc1d 100644
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index c28bd8be02..a6099dc927 100644
--- a/src/System.Private.Xml/tests/Readers/CharCheckingReader/System.Xml.RW.CharCheckingReader.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml/tests/Readers/CustomReader/System.Xml.RW.CustomReader.Tests.csproj b/src/System.Private.Xml/tests/Readers/CustomReader/System.Xml.RW.CustomReader.Tests.csproj
index 62d3251183..401dc82268 100644
--- a/src/System.Private.Xml/tests/Readers/CustomReader/System.Xml.RW.CustomReader.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml/tests/Readers/FactoryReader/System.Xml.RW.FactoryReader.Tests.csproj b/src/System.Private.Xml/tests/Readers/FactoryReader/System.Xml.RW.FactoryReader.Tests.csproj
index bd9daa6db9..392a128826 100644
--- a/src/System.Private.Xml/tests/Readers/FactoryReader/System.Xml.RW.FactoryReader.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml/tests/Readers/NameTable/System.Xml.RW.NameTable.Tests.csproj b/src/System.Private.Xml/tests/Readers/NameTable/System.Xml.RW.NameTable.Tests.csproj
index e073414129..1c6fd0b232 100644
--- a/src/System.Private.Xml/tests/Readers/NameTable/System.Xml.RW.NameTable.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml/tests/Readers/ReaderSettings/System.Xml.RW.ReaderSettings.Tests.csproj b/src/System.Private.Xml/tests/Readers/ReaderSettings/System.Xml.RW.ReaderSettings.Tests.csproj
index 25042807c8..467371a360 100644
--- a/src/System.Private.Xml/tests/Readers/ReaderSettings/System.Xml.RW.ReaderSettings.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml/tests/Readers/SubtreeReader/System.Xml.RW.SubtreeReader.Tests.csproj b/src/System.Private.Xml/tests/Readers/SubtreeReader/System.Xml.RW.SubtreeReader.Tests.csproj
index 6286327169..86808a60b8 100644
--- a/src/System.Private.Xml/tests/Readers/SubtreeReader/System.Xml.RW.SubtreeReader.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml/tests/Readers/WrappedReader/System.Xml.RW.WrappedReader.Tests.csproj b/src/System.Private.Xml/tests/Readers/WrappedReader/System.Xml.RW.WrappedReader.Tests.csproj
index 425c127fd2..113188e120 100644
--- a/src/System.Private.Xml/tests/Readers/WrappedReader/System.Xml.RW.WrappedReader.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 07da5c8a15..8bd1e0198f 100644
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 2d92c167f2..5467c4080b 100644
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index 43c3feaf20..57fcb7248e 100644
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index 06e08a7381..739e7e2c37 100644
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index 9ca817e418..c0149bc266 100644
--- a/src/System.Private.Xml/tests/XmlDocument/Performance/System.Xml.XmlDocument.Performance.Tests.csproj
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diff --git a/src/System.Private.Xml/tests/XmlDocument/System.Xml.XmlDocument.Tests.csproj b/src/System.Private.Xml/tests/XmlDocument/System.Xml.XmlDocument.Tests.csproj
index 8da829bbb5..188067cb94 100644
--- a/src/System.Private.Xml/tests/XmlDocument/System.Xml.XmlDocument.Tests.csproj
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diff --git a/src/System.Private.Xml/tests/XmlReader/ReadContentAs/System.Xml.RW.XmlReader.ReadContentAs.Tests.csproj b/src/System.Private.Xml/tests/XmlReader/ReadContentAs/System.Xml.RW.XmlReader.ReadContentAs.Tests.csproj
index 518b46c878..cf9e9c1a05 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Private.Xml/tests/XmlReader/Tests/System.Xml.RW.XmlReader.Tests.csproj b/src/System.Private.Xml/tests/XmlReader/Tests/System.Xml.RW.XmlReader.Tests.csproj
index aca46f07f8..66b1395009 100644
--- a/src/System.Private.Xml/tests/XmlReader/Tests/System.Xml.RW.XmlReader.Tests.csproj
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diff --git a/src/System.Private.Xml/tests/XmlReader/XmlResolver/System.Xml.RW.XmlSystemPathResolver.Tests.csproj b/src/System.Private.Xml/tests/XmlReader/XmlResolver/System.Xml.RW.XmlSystemPathResolver.Tests.csproj
index 162f98b829..4100325e94 100644
--- a/src/System.Private.Xml/tests/XmlReader/XmlResolver/System.Xml.RW.XmlSystemPathResolver.Tests.csproj
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diff --git a/src/System.Private.Xml/tests/XmlReaderLib/System.Xml.RW.XmlReaderLib.csproj b/src/System.Private.Xml/tests/XmlReaderLib/System.Xml.RW.XmlReaderLib.csproj
index 807b0c171e..e527882c78 100644
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diff --git a/src/System.Private.Xml/tests/XmlSchema/XmlSchemaSet/System.Xml.XmlSchemaSet.Tests.csproj b/src/System.Private.Xml/tests/XmlSchema/XmlSchemaSet/System.Xml.XmlSchemaSet.Tests.csproj
index 6c4d2e82f3..9b965368e1 100644
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diff --git a/src/System.Private.Xml/tests/XmlSchema/XmlSchemaValidatorApi/System.Xml.XmlSchema.XmlSchemaValidatorApi.Tests.csproj b/src/System.Private.Xml/tests/XmlSchema/XmlSchemaValidatorApi/System.Xml.XmlSchema.XmlSchemaValidatorApi.Tests.csproj
index fa556bdf99..ade606ff1c 100644
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index dfb952203c..627d2d673a 100644
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diff --git a/src/System.Private.Xml/tests/Xslt/XslCompiledTransformApi/System.Xml.Xsl.XslCompiledTransformApi.Tests.csproj b/src/System.Private.Xml/tests/Xslt/XslCompiledTransformApi/System.Xml.Xsl.XslCompiledTransformApi.Tests.csproj
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diff --git a/src/System.Private.Xml/tests/Xslt/XsltCompiler/XsltCompiler.Tests.csproj b/src/System.Private.Xml/tests/Xslt/XsltCompiler/XsltCompiler.Tests.csproj
index 9150466ba9..26bc0ce845 100644
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diff --git a/src/System.Private.Xml/tests/Xslt/XsltScenarios/XsltScenarios.Tests.csproj b/src/System.Private.Xml/tests/Xslt/XsltScenarios/XsltScenarios.Tests.csproj
index 2ebbb1d629..15409efc21 100644
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index 924ef90bd6..16a766f83b 100644
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index b8cfc1cb0f..a66d5726c2 100644
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index b9d6f60fc1..d9ca231f9d 100644
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index 66107ba0fe..186b8099f3 100644
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index 924ef90bd6..16a766f83b 100644
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index 924ef90bd6..16a766f83b 100644
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index 710a314d64..223f11d2ca 100644
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index 45988796ef..2ff71dbc60 100644
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index 924ef90bd6..16a766f83b 100644
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index 8096ef75e2..15c7435126 100644
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index 34fa27fed4..0e9403d504 100644
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index 8794c23deb..7b3898ee93 100644
--- a/src/System.Reflection.Extensions/ref/System.Reflection.Extensions.csproj
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index 900bd4281a..ff8e39129f 100644
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index 4e888c7a46..73708a6a54 100644
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index 97451c9d74..49e9aca6d4 100644
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index 2fa5f5d5a4..9de96691d7 100644
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index f198bb8d38..c870b3436a 100644
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index cc2521f347..2ee524940b 100644
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index 00d2fc6af3..1d7a554709 100644
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index 4b013e04e0..617fba8038 100644
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index 66f19da607..6e650e3156 100644
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index 0769c12aaa..503cf86a87 100644
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index 46c436e111..9ee411f2d3 100644
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index d246f9fad1..d12153b910 100644
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index 2b502c5387..fc802c9279 100644
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index ee5dbd0870..7c504dad48 100644
--- a/src/System.Reflection.Primitives/ref/System.Reflection.Primitives.csproj
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index 0742bf56f0..286d65c106 100644
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index 3cc44b9d8a..b5487a8aec 100644
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index 1e9133f2fe..d289289a2e 100644
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index bd45068480..7373994dca 100644
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index ff890357fa..9632c093ca 100644
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index dffbb109bd..27da08594d 100644
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index 77ac185a3f..1ac8c4a3a3 100644
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index 3facac3ba2..e97cdb8e9d 100644
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index ec6b27dedd..7bb155c44e 100644
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index 9df7327ce2..416578fbba 100644
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index 922c7fe16b..7ead423a11 100644
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diff --git a/src/System.Reflection/pkg/any/System.Reflection.pkgproj b/src/System.Reflection/pkg/any/System.Reflection.pkgproj
index 73b5a14b88..350eb65fab 100644
--- a/src/System.Reflection/pkg/any/System.Reflection.pkgproj
+++ b/src/System.Reflection/pkg/any/System.Reflection.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>any</PackageTargetRuntime>
diff --git a/src/System.Reflection/pkg/aot/System.Reflection.pkgproj b/src/System.Reflection/pkg/aot/System.Reflection.pkgproj
index d4554c3a9e..44ce6fde61 100644
--- a/src/System.Reflection/pkg/aot/System.Reflection.pkgproj
+++ b/src/System.Reflection/pkg/aot/System.Reflection.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/src/System.Reflection/ref/System.Reflection.csproj b/src/System.Reflection/ref/System.Reflection.csproj
index 1d66adbd18..fc21b3db5e 100644
--- a/src/System.Reflection/ref/System.Reflection.csproj
+++ b/src/System.Reflection/ref/System.Reflection.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Reflection/src/System.Reflection.builds b/src/System.Reflection/src/System.Reflection.builds
index 87efadcfec..6ead71a460 100644
--- a/src/System.Reflection/src/System.Reflection.builds
+++ b/src/System.Reflection/src/System.Reflection.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Reflection.csproj" />
diff --git a/src/System.Reflection/src/System.Reflection.csproj b/src/System.Reflection/src/System.Reflection.csproj
index efbce6713f..4c1760e287 100644
--- a/src/System.Reflection/src/System.Reflection.csproj
+++ b/src/System.Reflection/src/System.Reflection.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Reflection</AssemblyName>
diff --git a/src/System.Reflection/tests/CoreCLR/System.Reflection.CoreCLR.Tests.csproj b/src/System.Reflection/tests/CoreCLR/System.Reflection.CoreCLR.Tests.csproj
index 17317bd6dd..36890e4426 100644
--- a/src/System.Reflection/tests/CoreCLR/System.Reflection.CoreCLR.Tests.csproj
+++ b/src/System.Reflection/tests/CoreCLR/System.Reflection.CoreCLR.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Reflection/tests/System.Reflection.Tests.builds b/src/System.Reflection/tests/System.Reflection.Tests.builds
index a1fe1a91a0..2a8f3acb7a 100644
--- a/src/System.Reflection/tests/System.Reflection.Tests.builds
+++ b/src/System.Reflection/tests/System.Reflection.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Reflection.Tests.csproj"/>
diff --git a/src/System.Reflection/tests/System.Reflection.Tests.csproj b/src/System.Reflection/tests/System.Reflection.Tests.csproj
index 73e1a9f082..ac7778703f 100644
--- a/src/System.Reflection/tests/System.Reflection.Tests.csproj
+++ b/src/System.Reflection/tests/System.Reflection.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Reflection/tests/TestExe/System.Reflection.Tests.TestExe.csproj b/src/System.Reflection/tests/TestExe/System.Reflection.Tests.TestExe.csproj
index 2087f7691c..d7f0989702 100644
--- a/src/System.Reflection/tests/TestExe/System.Reflection.Tests.TestExe.csproj
+++ b/src/System.Reflection/tests/TestExe/System.Reflection.Tests.TestExe.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{8C19B991-41E9-4B38-9602-E19375397F1D}</ProjectGuid>
diff --git a/src/System.Resources.Reader/dir.props b/src/System.Resources.Reader/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Resources.Reader/dir.props
+++ b/src/System.Resources.Reader/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/System.Resources.Reader/pkg/System.Resources.Reader.builds b/src/System.Resources.Reader/pkg/System.Resources.Reader.builds
index f3e18a38b1..93bb4d8081 100644
--- a/src/System.Resources.Reader/pkg/System.Resources.Reader.builds
+++ b/src/System.Resources.Reader/pkg/System.Resources.Reader.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.Reader.pkgproj"/>
diff --git a/src/System.Resources.Reader/pkg/System.Resources.Reader.pkgproj b/src/System.Resources.Reader/pkg/System.Resources.Reader.pkgproj
index 77afaa5f74..45f495e7da 100644
--- a/src/System.Resources.Reader/pkg/System.Resources.Reader.pkgproj
+++ b/src/System.Resources.Reader/pkg/System.Resources.Reader.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
diff --git a/src/System.Resources.Reader/ref/System.Resources.Reader.csproj b/src/System.Resources.Reader/ref/System.Resources.Reader.csproj
index e27628a9a6..72e25bfd50 100644
--- a/src/System.Resources.Reader/ref/System.Resources.Reader.csproj
+++ b/src/System.Resources.Reader/ref/System.Resources.Reader.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Resources.Reader/src/System.Resources.Reader.builds b/src/System.Resources.Reader/src/System.Resources.Reader.builds
index ca89a17204..95f499498a 100644
--- a/src/System.Resources.Reader/src/System.Resources.Reader.builds
+++ b/src/System.Resources.Reader/src/System.Resources.Reader.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.Reader.csproj" />
diff --git a/src/System.Resources.Reader/src/System.Resources.Reader.csproj b/src/System.Resources.Reader/src/System.Resources.Reader.csproj
index b7c17b5cbf..3d73e09fc8 100644
--- a/src/System.Resources.Reader/src/System.Resources.Reader.csproj
+++ b/src/System.Resources.Reader/src/System.Resources.Reader.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
diff --git a/src/System.Resources.Reader/tests/System.Resources.Reader.Tests.builds b/src/System.Resources.Reader/tests/System.Resources.Reader.Tests.builds
index c8692d8b81..0676530dfd 100644
--- a/src/System.Resources.Reader/tests/System.Resources.Reader.Tests.builds
+++ b/src/System.Resources.Reader/tests/System.Resources.Reader.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.Reader.Tests.csproj"/>
diff --git a/src/System.Resources.Reader/tests/System.Resources.Reader.Tests.csproj b/src/System.Resources.Reader/tests/System.Resources.Reader.Tests.csproj
index a8722d9afb..63d16f2e4d 100644
--- a/src/System.Resources.Reader/tests/System.Resources.Reader.Tests.csproj
+++ b/src/System.Resources.Reader/tests/System.Resources.Reader.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<Import Project="$(CommonTestPath)\Tests.props" />
<PropertyGroup>
diff --git a/src/System.Resources.ResourceManager/dir.props b/src/System.Resources.ResourceManager/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Resources.ResourceManager/dir.props
+++ b/src/System.Resources.ResourceManager/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.3.0</AssemblyVersion>
diff --git a/src/System.Resources.ResourceManager/pkg/System.Resources.ResourceManager.builds b/src/System.Resources.ResourceManager/pkg/System.Resources.ResourceManager.builds
index fe93de2477..3484094c4a 100644
--- a/src/System.Resources.ResourceManager/pkg/System.Resources.ResourceManager.builds
+++ b/src/System.Resources.ResourceManager/pkg/System.Resources.ResourceManager.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.ResourceManager.pkgproj" />
diff --git a/src/System.Resources.ResourceManager/pkg/System.Resources.ResourceManager.pkgproj b/src/System.Resources.ResourceManager/pkg/System.Resources.ResourceManager.pkgproj
index 1e4c5c89f2..7cb6f0cf7f 100644
--- a/src/System.Resources.ResourceManager/pkg/System.Resources.ResourceManager.pkgproj
+++ b/src/System.Resources.ResourceManager/pkg/System.Resources.ResourceManager.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Resources.ResourceManager.csproj">
diff --git a/src/System.Resources.ResourceManager/pkg/any/System.Resources.ResourceManager.pkgproj b/src/System.Resources.ResourceManager/pkg/any/System.Resources.ResourceManager.pkgproj
index 541a900be1..a7ea3bf2ac 100644
--- a/src/System.Resources.ResourceManager/pkg/any/System.Resources.ResourceManager.pkgproj
+++ b/src/System.Resources.ResourceManager/pkg/any/System.Resources.ResourceManager.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<!-- there is no "jit" rid, so we use any and "aot" will override -->
diff --git a/src/System.Resources.ResourceManager/pkg/aot/System.Resources.ResourceManager.pkgproj b/src/System.Resources.ResourceManager/pkg/aot/System.Resources.ResourceManager.pkgproj
index 2873c6b317..e250c97205 100644
--- a/src/System.Resources.ResourceManager/pkg/aot/System.Resources.ResourceManager.pkgproj
+++ b/src/System.Resources.ResourceManager/pkg/aot/System.Resources.ResourceManager.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>aot</PackageTargetRuntime>
diff --git a/src/System.Resources.ResourceManager/ref/System.Resources.ResourceManager.csproj b/src/System.Resources.ResourceManager/ref/System.Resources.ResourceManager.csproj
index 387ed6a9e0..e238a4217f 100644
--- a/src/System.Resources.ResourceManager/ref/System.Resources.ResourceManager.csproj
+++ b/src/System.Resources.ResourceManager/ref/System.Resources.ResourceManager.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.Resources.ResourceManager/src/System.Resources.ResourceManager.builds b/src/System.Resources.ResourceManager/src/System.Resources.ResourceManager.builds
index 43e9f76a3e..8a007a1aff 100644
--- a/src/System.Resources.ResourceManager/src/System.Resources.ResourceManager.builds
+++ b/src/System.Resources.ResourceManager/src/System.Resources.ResourceManager.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.ResourceManager.csproj" />
diff --git a/src/System.Resources.ResourceManager/src/System.Resources.ResourceManager.csproj b/src/System.Resources.ResourceManager/src/System.Resources.ResourceManager.csproj
index 0a2292a70a..98bf8f2a7e 100644
--- a/src/System.Resources.ResourceManager/src/System.Resources.ResourceManager.csproj
+++ b/src/System.Resources.ResourceManager/src/System.Resources.ResourceManager.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Resources.ResourceManager</AssemblyName>
diff --git a/src/System.Resources.ResourceManager/tests/System.Resources.ResourceManager.Tests.builds b/src/System.Resources.ResourceManager/tests/System.Resources.ResourceManager.Tests.builds
index 85317fdf30..9513fa6790 100644
--- a/src/System.Resources.ResourceManager/tests/System.Resources.ResourceManager.Tests.builds
+++ b/src/System.Resources.ResourceManager/tests/System.Resources.ResourceManager.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.ResourceManager.Tests.csproj"/>
diff --git a/src/System.Resources.ResourceManager/tests/System.Resources.ResourceManager.Tests.csproj b/src/System.Resources.ResourceManager/tests/System.Resources.ResourceManager.Tests.csproj
index 461143d530..8fa0b58f46 100644
--- a/src/System.Resources.ResourceManager/tests/System.Resources.ResourceManager.Tests.csproj
+++ b/src/System.Resources.ResourceManager/tests/System.Resources.ResourceManager.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Resources.Writer/dir.props b/src/System.Resources.Writer/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Resources.Writer/dir.props
+++ b/src/System.Resources.Writer/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/System.Resources.Writer/pkg/System.Resources.Writer.builds b/src/System.Resources.Writer/pkg/System.Resources.Writer.builds
index e3fe07f225..25dceed06e 100644
--- a/src/System.Resources.Writer/pkg/System.Resources.Writer.builds
+++ b/src/System.Resources.Writer/pkg/System.Resources.Writer.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.Writer.pkgproj"/>
diff --git a/src/System.Resources.Writer/pkg/System.Resources.Writer.pkgproj b/src/System.Resources.Writer/pkg/System.Resources.Writer.pkgproj
index ee856e4588..f238ad54cc 100644
--- a/src/System.Resources.Writer/pkg/System.Resources.Writer.pkgproj
+++ b/src/System.Resources.Writer/pkg/System.Resources.Writer.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
diff --git a/src/System.Resources.Writer/ref/System.Resources.Writer.csproj b/src/System.Resources.Writer/ref/System.Resources.Writer.csproj
index 90647b6c51..c59301b1cf 100644
--- a/src/System.Resources.Writer/ref/System.Resources.Writer.csproj
+++ b/src/System.Resources.Writer/ref/System.Resources.Writer.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Resources.Writer/src/System.Resources.Writer.builds b/src/System.Resources.Writer/src/System.Resources.Writer.builds
index b44e416b29..7af454e518 100644
--- a/src/System.Resources.Writer/src/System.Resources.Writer.builds
+++ b/src/System.Resources.Writer/src/System.Resources.Writer.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.Writer.csproj" />
diff --git a/src/System.Resources.Writer/src/System.Resources.Writer.csproj b/src/System.Resources.Writer/src/System.Resources.Writer.csproj
index ddaf23ae87..43d19adc1b 100644
--- a/src/System.Resources.Writer/src/System.Resources.Writer.csproj
+++ b/src/System.Resources.Writer/src/System.Resources.Writer.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
diff --git a/src/System.Resources.Writer/tests/System.Resources.Writer.Tests.builds b/src/System.Resources.Writer/tests/System.Resources.Writer.Tests.builds
index c8b291c1da..b35569dc5a 100644
--- a/src/System.Resources.Writer/tests/System.Resources.Writer.Tests.builds
+++ b/src/System.Resources.Writer/tests/System.Resources.Writer.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Resources.Writer.Tests.csproj"/>
diff --git a/src/System.Resources.Writer/tests/System.Resources.Writer.Tests.csproj b/src/System.Resources.Writer/tests/System.Resources.Writer.Tests.csproj
index a60509db4a..a484345067 100644
--- a/src/System.Resources.Writer/tests/System.Resources.Writer.Tests.csproj
+++ b/src/System.Resources.Writer/tests/System.Resources.Writer.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<Import Project="$(CommonTestPath)\Tests.props" />
<PropertyGroup>
diff --git a/src/System.Runtime.CompilerServices.Unsafe/dir.props b/src/System.Runtime.CompilerServices.Unsafe/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Runtime.CompilerServices.Unsafe/dir.props
+++ b/src/System.Runtime.CompilerServices.Unsafe/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.3.0</AssemblyVersion>
diff --git a/src/System.Runtime.CompilerServices.Unsafe/pkg/System.Runtime.CompilerServices.Unsafe.builds b/src/System.Runtime.CompilerServices.Unsafe/pkg/System.Runtime.CompilerServices.Unsafe.builds
index 2068dc07de..39c1b29743 100644
--- a/src/System.Runtime.CompilerServices.Unsafe/pkg/System.Runtime.CompilerServices.Unsafe.builds
+++ b/src/System.Runtime.CompilerServices.Unsafe/pkg/System.Runtime.CompilerServices.Unsafe.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.CompilerServices.Unsafe.pkgproj" Condition="'$(OS)'=='Windows_NT'" />
diff --git a/src/System.Runtime.CompilerServices.Unsafe/pkg/System.Runtime.CompilerServices.Unsafe.pkgproj b/src/System.Runtime.CompilerServices.Unsafe/pkg/System.Runtime.CompilerServices.Unsafe.pkgproj
index 98ecbee3b0..66269ad81e 100644
--- a/src/System.Runtime.CompilerServices.Unsafe/pkg/System.Runtime.CompilerServices.Unsafe.pkgproj
+++ b/src/System.Runtime.CompilerServices.Unsafe/pkg/System.Runtime.CompilerServices.Unsafe.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\src\System.Runtime.CompilerServices.Unsafe.ilproj">
diff --git a/src/System.Runtime.CompilerServices.Unsafe/src/System.Runtime.CompilerServices.Unsafe.builds b/src/System.Runtime.CompilerServices.Unsafe/src/System.Runtime.CompilerServices.Unsafe.builds
index 201253abe7..acbc515907 100644
--- a/src/System.Runtime.CompilerServices.Unsafe/src/System.Runtime.CompilerServices.Unsafe.builds
+++ b/src/System.Runtime.CompilerServices.Unsafe/src/System.Runtime.CompilerServices.Unsafe.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.CompilerServices.Unsafe.ilproj" Condition="'$(OS)'=='Windows_NT'" />
diff --git a/src/System.Runtime.CompilerServices.Unsafe/src/System.Runtime.CompilerServices.Unsafe.ilproj b/src/System.Runtime.CompilerServices.Unsafe/src/System.Runtime.CompilerServices.Unsafe.ilproj
index fed32760ee..4eea065c34 100644
--- a/src/System.Runtime.CompilerServices.Unsafe/src/System.Runtime.CompilerServices.Unsafe.ilproj
+++ b/src/System.Runtime.CompilerServices.Unsafe/src/System.Runtime.CompilerServices.Unsafe.ilproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<NuGetTargetMoniker>.NETStandard,Version=v1.0</NuGetTargetMoniker>
diff --git a/src/System.Runtime.CompilerServices.Unsafe/tests/System.Runtime.CompilerServices.Unsafe.Tests.builds b/src/System.Runtime.CompilerServices.Unsafe/tests/System.Runtime.CompilerServices.Unsafe.Tests.builds
index 424fb9b814..265a360956 100644
--- a/src/System.Runtime.CompilerServices.Unsafe/tests/System.Runtime.CompilerServices.Unsafe.Tests.builds
+++ b/src/System.Runtime.CompilerServices.Unsafe/tests/System.Runtime.CompilerServices.Unsafe.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.CompilerServices.Unsafe.Tests.csproj" Condition="'$(OS)'=='Windows_NT'"/>
diff --git a/src/System.Runtime.CompilerServices.Unsafe/tests/System.Runtime.CompilerServices.Unsafe.Tests.csproj b/src/System.Runtime.CompilerServices.Unsafe/tests/System.Runtime.CompilerServices.Unsafe.Tests.csproj
index 9096a69037..e245864e09 100644
--- a/src/System.Runtime.CompilerServices.Unsafe/tests/System.Runtime.CompilerServices.Unsafe.Tests.csproj
+++ b/src/System.Runtime.CompilerServices.Unsafe/tests/System.Runtime.CompilerServices.Unsafe.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<RootNamespace>System.Runtime.CompilerServices</RootNamespace>
diff --git a/src/System.Runtime.CompilerServices.VisualC/dir.props b/src/System.Runtime.CompilerServices.VisualC/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Runtime.CompilerServices.VisualC/dir.props
+++ b/src/System.Runtime.CompilerServices.VisualC/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Runtime.CompilerServices.VisualC/pkg/System.Runtime.CompilerServices.VisualC.builds b/src/System.Runtime.CompilerServices.VisualC/pkg/System.Runtime.CompilerServices.VisualC.builds
index e9514cf6c1..31948f85b8 100644
--- a/src/System.Runtime.CompilerServices.VisualC/pkg/System.Runtime.CompilerServices.VisualC.builds
+++ b/src/System.Runtime.CompilerServices.VisualC/pkg/System.Runtime.CompilerServices.VisualC.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.CompilerServices.VisualC.pkgproj" />
diff --git a/src/System.Runtime.CompilerServices.VisualC/pkg/System.Runtime.CompilerServices.VisualC.pkgproj b/src/System.Runtime.CompilerServices.VisualC/pkg/System.Runtime.CompilerServices.VisualC.pkgproj
index 4a7c202a1d..c017d5a55b 100644
--- a/src/System.Runtime.CompilerServices.VisualC/pkg/System.Runtime.CompilerServices.VisualC.pkgproj
+++ b/src/System.Runtime.CompilerServices.VisualC/pkg/System.Runtime.CompilerServices.VisualC.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Runtime.CompilerServices.VisualC.csproj">
diff --git a/src/System.Runtime.CompilerServices.VisualC/ref/System.Runtime.CompilerServices.VisualC.csproj b/src/System.Runtime.CompilerServices.VisualC/ref/System.Runtime.CompilerServices.VisualC.csproj
index 153461569d..9a1dfeeb5b 100644
--- a/src/System.Runtime.CompilerServices.VisualC/ref/System.Runtime.CompilerServices.VisualC.csproj
+++ b/src/System.Runtime.CompilerServices.VisualC/ref/System.Runtime.CompilerServices.VisualC.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Runtime.CompilerServices.VisualC/src/System.Runtime.CompilerServices.VisualC.builds b/src/System.Runtime.CompilerServices.VisualC/src/System.Runtime.CompilerServices.VisualC.builds
index 2b9f2e0eb4..9fe0f6ac7a 100644
--- a/src/System.Runtime.CompilerServices.VisualC/src/System.Runtime.CompilerServices.VisualC.builds
+++ b/src/System.Runtime.CompilerServices.VisualC/src/System.Runtime.CompilerServices.VisualC.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.CompilerServices.VisualC.csproj" />
diff --git a/src/System.Runtime.CompilerServices.VisualC/src/System.Runtime.CompilerServices.VisualC.csproj b/src/System.Runtime.CompilerServices.VisualC/src/System.Runtime.CompilerServices.VisualC.csproj
index 5dddb9d278..448392c479 100644
--- a/src/System.Runtime.CompilerServices.VisualC/src/System.Runtime.CompilerServices.VisualC.csproj
+++ b/src/System.Runtime.CompilerServices.VisualC/src/System.Runtime.CompilerServices.VisualC.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Runtime.CompilerServices.VisualC</AssemblyName>
diff --git a/src/System.Runtime.Extensions/dir.props b/src/System.Runtime.Extensions/dir.props
index ec6b27dedd..7bb155c44e 100644
--- a/src/System.Runtime.Extensions/dir.props
+++ b/src/System.Runtime.Extensions/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
diff --git a/src/System.Runtime.Extensions/pkg/System.Runtime.Extensions.builds b/src/System.Runtime.Extensions/pkg/System.Runtime.Extensions.builds
index 2e613f6498..d12f4c80eb 100644
--- a/src/System.Runtime.Extensions/pkg/System.Runtime.Extensions.builds
+++ b/src/System.Runtime.Extensions/pkg/System.Runtime.Extensions.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.Extensions.pkgproj"/>
diff --git a/src/System.Runtime.Extensions/pkg/System.Runtime.Extensions.pkgproj b/src/System.Runtime.Extensions/pkg/System.Runtime.Extensions.pkgproj
index 23825ce790..355494f330 100644
--- a/src/System.Runtime.Extensions/pkg/System.Runtime.Extensions.pkgproj
+++ b/src/System.Runtime.Extensions/pkg/System.Runtime.Extensions.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Runtime.Extensions.builds">
diff --git a/src/System.Runtime.Extensions/pkg/unix/System.Runtime.Extensions.pkgproj b/src/System.Runtime.Extensions/pkg/unix/System.Runtime.Extensions.pkgproj
index f610ffe0ef..10825269c8 100644
--- a/src/System.Runtime.Extensions/pkg/unix/System.Runtime.Extensions.pkgproj
+++ b/src/System.Runtime.Extensions/pkg/unix/System.Runtime.Extensions.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/src/System.Runtime.Extensions/pkg/win/System.Runtime.Extensions.pkgproj b/src/System.Runtime.Extensions/pkg/win/System.Runtime.Extensions.pkgproj
index 1b11b3ba0e..27465e20e1 100644
--- a/src/System.Runtime.Extensions/pkg/win/System.Runtime.Extensions.pkgproj
+++ b/src/System.Runtime.Extensions/pkg/win/System.Runtime.Extensions.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>win</PackageTargetRuntime>
diff --git a/src/System.Runtime.Extensions/ref/4.1.0/System.Runtime.Extensions.depproj b/src/System.Runtime.Extensions/ref/4.1.0/System.Runtime.Extensions.depproj
index 73aa35f607..ecf00eb3cb 100644
--- a/src/System.Runtime.Extensions/ref/4.1.0/System.Runtime.Extensions.depproj
+++ b/src/System.Runtime.Extensions/ref/4.1.0/System.Runtime.Extensions.depproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Runtime.Extensions/ref/System.Runtime.Extensions.builds b/src/System.Runtime.Extensions/ref/System.Runtime.Extensions.builds
index 89bc73da61..debce2464e 100644
--- a/src/System.Runtime.Extensions/ref/System.Runtime.Extensions.builds
+++ b/src/System.Runtime.Extensions/ref/System.Runtime.Extensions.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.Extensions.csproj" />
diff --git a/src/System.Runtime.Extensions/ref/System.Runtime.Extensions.csproj b/src/System.Runtime.Extensions/ref/System.Runtime.Extensions.csproj
index 99ff56c0a3..6f2a183567 100644
--- a/src/System.Runtime.Extensions/ref/System.Runtime.Extensions.csproj
+++ b/src/System.Runtime.Extensions/ref/System.Runtime.Extensions.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Runtime.Extensions/src/System.Runtime.Extensions.builds b/src/System.Runtime.Extensions/src/System.Runtime.Extensions.builds
index 91bf0fdb62..94978f5323 100644
--- a/src/System.Runtime.Extensions/src/System.Runtime.Extensions.builds
+++ b/src/System.Runtime.Extensions/src/System.Runtime.Extensions.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.Extensions.csproj">
diff --git a/src/System.Runtime.Extensions/src/System.Runtime.Extensions.csproj b/src/System.Runtime.Extensions/src/System.Runtime.Extensions.csproj
index 44653533a2..a65bd6424c 100644
--- a/src/System.Runtime.Extensions/src/System.Runtime.Extensions.csproj
+++ b/src/System.Runtime.Extensions/src/System.Runtime.Extensions.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'=='' AND ('$(TargetGroup)' == '' Or '$(TargetGroup)' == 'netstandard1.5')">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Runtime.Extensions/src/redist/System.Runtime.Extensions.depproj b/src/System.Runtime.Extensions/src/redist/System.Runtime.Extensions.depproj
index 6e6e5c04ad..b665e46747 100644
--- a/src/System.Runtime.Extensions/src/redist/System.Runtime.Extensions.depproj
+++ b/src/System.Runtime.Extensions/src/redist/System.Runtime.Extensions.depproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<PropertyGroup>
<TargetGroup Condition="'$(TargetGroup)' == ''">netcore50</TargetGroup>
</PropertyGroup>
diff --git a/src/System.Runtime.Extensions/tests/Performance/System.Runtime.Extensions.Performance.Tests.csproj b/src/System.Runtime.Extensions/tests/Performance/System.Runtime.Extensions.Performance.Tests.csproj
index e7c7a591f8..6a9aa49dc8 100644
--- a/src/System.Runtime.Extensions/tests/Performance/System.Runtime.Extensions.Performance.Tests.csproj
+++ b/src/System.Runtime.Extensions/tests/Performance/System.Runtime.Extensions.Performance.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Runtime.Extensions/tests/System.Runtime.Extensions.Tests.builds b/src/System.Runtime.Extensions/tests/System.Runtime.Extensions.Tests.builds
index b623f383c5..984270939e 100644
--- a/src/System.Runtime.Extensions/tests/System.Runtime.Extensions.Tests.builds
+++ b/src/System.Runtime.Extensions/tests/System.Runtime.Extensions.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Performance\System.Runtime.Extensions.Performance.Tests.csproj" />
diff --git a/src/System.Runtime.Extensions/tests/System.Runtime.Extensions.Tests.csproj b/src/System.Runtime.Extensions/tests/System.Runtime.Extensions.Tests.csproj
index 9b2b59ffe3..acbfb09b86 100644
--- a/src/System.Runtime.Extensions/tests/System.Runtime.Extensions.Tests.csproj
+++ b/src/System.Runtime.Extensions/tests/System.Runtime.Extensions.Tests.csproj
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diff --git a/src/System.Runtime.Extensions/tests/VoidMainWithExitCodeApp/VoidMainWithExitCodeApp.csproj b/src/System.Runtime.Extensions/tests/VoidMainWithExitCodeApp/VoidMainWithExitCodeApp.csproj
index e474964958..edc5782783 100644
--- a/src/System.Runtime.Extensions/tests/VoidMainWithExitCodeApp/VoidMainWithExitCodeApp.csproj
+++ b/src/System.Runtime.Extensions/tests/VoidMainWithExitCodeApp/VoidMainWithExitCodeApp.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Handles/dir.props b/src/System.Runtime.Handles/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Runtime.Handles/dir.props
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diff --git a/src/System.Runtime.Handles/pkg/System.Runtime.Handles.builds b/src/System.Runtime.Handles/pkg/System.Runtime.Handles.builds
index 5b2994a113..39fc59e51e 100644
--- a/src/System.Runtime.Handles/pkg/System.Runtime.Handles.builds
+++ b/src/System.Runtime.Handles/pkg/System.Runtime.Handles.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Handles/pkg/System.Runtime.Handles.pkgproj b/src/System.Runtime.Handles/pkg/System.Runtime.Handles.pkgproj
index 7b5cf7e18a..41a0254c2a 100644
--- a/src/System.Runtime.Handles/pkg/System.Runtime.Handles.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Handles/pkg/any/System.Runtime.Handles.pkgproj b/src/System.Runtime.Handles/pkg/any/System.Runtime.Handles.pkgproj
index 91df7d77f3..0072c035f8 100644
--- a/src/System.Runtime.Handles/pkg/any/System.Runtime.Handles.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Runtime.Handles/pkg/aot/System.Runtime.Handles.pkgproj b/src/System.Runtime.Handles/pkg/aot/System.Runtime.Handles.pkgproj
index 8a9a86ece6..df4808f505 100644
--- a/src/System.Runtime.Handles/pkg/aot/System.Runtime.Handles.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Handles/ref/System.Runtime.Handles.csproj b/src/System.Runtime.Handles/ref/System.Runtime.Handles.csproj
index b16f7742a6..288f80f7a4 100644
--- a/src/System.Runtime.Handles/ref/System.Runtime.Handles.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Handles/src/System.Runtime.Handles.builds b/src/System.Runtime.Handles/src/System.Runtime.Handles.builds
index e3c5604319..95100365b3 100644
--- a/src/System.Runtime.Handles/src/System.Runtime.Handles.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Handles/src/System.Runtime.Handles.csproj b/src/System.Runtime.Handles/src/System.Runtime.Handles.csproj
index 37f0d0b4b3..f4cbdc5f59 100644
--- a/src/System.Runtime.Handles/src/System.Runtime.Handles.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 39c5f5df34..779fa7a769 100644
--- a/src/System.Runtime.Handles/tests/System.Runtime.Handles.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Handles/tests/System.Runtime.Handles.Tests.csproj b/src/System.Runtime.Handles/tests/System.Runtime.Handles.Tests.csproj
index 07044d09b8..bb4b8f4536 100644
--- a/src/System.Runtime.Handles/tests/System.Runtime.Handles.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.InteropServices.RuntimeInformation/dir.props b/src/System.Runtime.InteropServices.RuntimeInformation/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Runtime.InteropServices.RuntimeInformation/dir.props
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@@ -1,5 +1,5 @@
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.Runtime.InteropServices.RuntimeInformation/pkg/System.Runtime.InteropServices.RuntimeInformation.builds b/src/System.Runtime.InteropServices.RuntimeInformation/pkg/System.Runtime.InteropServices.RuntimeInformation.builds
index aa0add7ed6..fb3f824b63 100644
--- a/src/System.Runtime.InteropServices.RuntimeInformation/pkg/System.Runtime.InteropServices.RuntimeInformation.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.InteropServices.RuntimeInformation.pkgproj" />
diff --git a/src/System.Runtime.InteropServices.RuntimeInformation/pkg/System.Runtime.InteropServices.RuntimeInformation.pkgproj b/src/System.Runtime.InteropServices.RuntimeInformation/pkg/System.Runtime.InteropServices.RuntimeInformation.pkgproj
index 24f41f03d4..2000079257 100644
--- a/src/System.Runtime.InteropServices.RuntimeInformation/pkg/System.Runtime.InteropServices.RuntimeInformation.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index f64bc686c3..7f4af13270 100644
--- a/src/System.Runtime.InteropServices.RuntimeInformation/ref/System.Runtime.InteropServices.RuntimeInformation.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.InteropServices.RuntimeInformation/src/System.Runtime.InteropServices.RuntimeInformation.builds b/src/System.Runtime.InteropServices.RuntimeInformation/src/System.Runtime.InteropServices.RuntimeInformation.builds
index 5cd1d181c5..64cea2bb8f 100644
--- a/src/System.Runtime.InteropServices.RuntimeInformation/src/System.Runtime.InteropServices.RuntimeInformation.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 09ff6edc36..a017f0b9f0 100644
--- a/src/System.Runtime.InteropServices.RuntimeInformation/src/System.Runtime.InteropServices.RuntimeInformation.csproj
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@@ -1,5 +1,5 @@
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<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Runtime.InteropServices.RuntimeInformation/tests/System.Runtime.InteropServices.RuntimeInformation.Tests.builds b/src/System.Runtime.InteropServices.RuntimeInformation/tests/System.Runtime.InteropServices.RuntimeInformation.Tests.builds
index f3724dcf13..93dd7e5136 100644
--- a/src/System.Runtime.InteropServices.RuntimeInformation/tests/System.Runtime.InteropServices.RuntimeInformation.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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index 2a36a485e9..1fed85287a 100644
--- a/src/System.Runtime.InteropServices.RuntimeInformation/tests/System.Runtime.InteropServices.RuntimeInformation.Tests.csproj
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@@ -1,5 +1,5 @@
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Runtime.InteropServices.WindowsRuntime/dir.props b/src/System.Runtime.InteropServices.WindowsRuntime/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Runtime.InteropServices.WindowsRuntime/dir.props
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@@ -1,5 +1,5 @@
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diff --git a/src/System.Runtime.InteropServices.WindowsRuntime/pkg/System.Runtime.InteropServices.WindowsRuntime.builds b/src/System.Runtime.InteropServices.WindowsRuntime/pkg/System.Runtime.InteropServices.WindowsRuntime.builds
index 623866617a..58684e14f5 100644
--- a/src/System.Runtime.InteropServices.WindowsRuntime/pkg/System.Runtime.InteropServices.WindowsRuntime.builds
+++ b/src/System.Runtime.InteropServices.WindowsRuntime/pkg/System.Runtime.InteropServices.WindowsRuntime.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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index 14187fc366..8f6901c963 100644
--- a/src/System.Runtime.InteropServices.WindowsRuntime/pkg/System.Runtime.InteropServices.WindowsRuntime.pkgproj
+++ b/src/System.Runtime.InteropServices.WindowsRuntime/pkg/System.Runtime.InteropServices.WindowsRuntime.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 000abdbf90..90a341d17e 100644
--- a/src/System.Runtime.InteropServices.WindowsRuntime/ref/System.Runtime.InteropServices.WindowsRuntime.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.InteropServices.WindowsRuntime/src/System.Runtime.InteropServices.WindowsRuntime.builds b/src/System.Runtime.InteropServices.WindowsRuntime/src/System.Runtime.InteropServices.WindowsRuntime.builds
index 80e3634152..be109e733b 100644
--- a/src/System.Runtime.InteropServices.WindowsRuntime/src/System.Runtime.InteropServices.WindowsRuntime.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 810c9f4485..b005b55248 100644
--- a/src/System.Runtime.InteropServices.WindowsRuntime/src/System.Runtime.InteropServices.WindowsRuntime.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index ec6b27dedd..7bb155c44e 100644
--- a/src/System.Runtime.InteropServices/dir.props
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index d89455ff90..9970fd2610 100644
--- a/src/System.Runtime.InteropServices/pkg/System.Runtime.InteropServices.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 84c3be9f4f..cadf6e5c41 100644
--- a/src/System.Runtime.InteropServices/pkg/System.Runtime.InteropServices.pkgproj
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index d2d9d12cb8..0b5c2510d5 100644
--- a/src/System.Runtime.InteropServices/pkg/any/System.Runtime.InteropServices.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.InteropServices/pkg/aot/System.Runtime.InteropServices.pkgproj b/src/System.Runtime.InteropServices/pkg/aot/System.Runtime.InteropServices.pkgproj
index 0681fc357e..333a48fbb5 100644
--- a/src/System.Runtime.InteropServices/pkg/aot/System.Runtime.InteropServices.pkgproj
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diff --git a/src/System.Runtime.InteropServices/ref/System.Runtime.InteropServices.csproj b/src/System.Runtime.InteropServices/ref/System.Runtime.InteropServices.csproj
index 860b7e7cfd..495ef2827d 100644
--- a/src/System.Runtime.InteropServices/ref/System.Runtime.InteropServices.csproj
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diff --git a/src/System.Runtime.InteropServices/src/System.Runtime.InteropServices.builds b/src/System.Runtime.InteropServices/src/System.Runtime.InteropServices.builds
index 1c803ba76c..09b12bd936 100644
--- a/src/System.Runtime.InteropServices/src/System.Runtime.InteropServices.builds
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diff --git a/src/System.Runtime.InteropServices/src/System.Runtime.InteropServices.csproj b/src/System.Runtime.InteropServices/src/System.Runtime.InteropServices.csproj
index af8b9f9f37..0f54128c70 100644
--- a/src/System.Runtime.InteropServices/src/System.Runtime.InteropServices.csproj
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index ed7a2ac2b0..07a4b68955 100644
--- a/src/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.Tests.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.Tests.csproj b/src/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.Tests.csproj
index bbc4fda9cf..a54aa591db 100644
--- a/src/System.Runtime.InteropServices/tests/System.Runtime.InteropServices.Tests.csproj
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@@ -1,5 +1,5 @@
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diff --git a/src/System.Runtime.Loader/dir.props b/src/System.Runtime.Loader/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Runtime.Loader/dir.props
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<Import Project="..\dir.props" />
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diff --git a/src/System.Runtime.Loader/pkg/System.Runtime.Loader.builds b/src/System.Runtime.Loader/pkg/System.Runtime.Loader.builds
index f4d25ff06a..abe0426534 100644
--- a/src/System.Runtime.Loader/pkg/System.Runtime.Loader.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Loader/pkg/System.Runtime.Loader.pkgproj b/src/System.Runtime.Loader/pkg/System.Runtime.Loader.pkgproj
index 46da53fc3a..5c1571b647 100644
--- a/src/System.Runtime.Loader/pkg/System.Runtime.Loader.pkgproj
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index 7f63f74d88..63389a9a36 100644
--- a/src/System.Runtime.Loader/ref/System.Runtime.Loader.csproj
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index 5780cd55d1..ad84fc3e60 100644
--- a/src/System.Runtime.Loader/src/System.Runtime.Loader.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 1b9c35c39e..281a3e32bb 100644
--- a/src/System.Runtime.Loader/src/System.Runtime.Loader.csproj
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diff --git a/src/System.Runtime.Loader/tests/DefaultContext/System.Runtime.Loader.DefaultContext.Tests.csproj b/src/System.Runtime.Loader/tests/DefaultContext/System.Runtime.Loader.DefaultContext.Tests.csproj
index 153663f7d7..57cc1db92f 100644
--- a/src/System.Runtime.Loader/tests/DefaultContext/System.Runtime.Loader.DefaultContext.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Loader/tests/RefEmitLoadContext/System.Runtime.Loader.RefEmitLoadContext.Tests.csproj b/src/System.Runtime.Loader/tests/RefEmitLoadContext/System.Runtime.Loader.RefEmitLoadContext.Tests.csproj
index c8e8875e1a..c80983dc5a 100644
--- a/src/System.Runtime.Loader/tests/RefEmitLoadContext/System.Runtime.Loader.RefEmitLoadContext.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Loader/tests/System.Runtime.Loader.Noop.Assembly/System.Runtime.Loader.Noop.Assembly.csproj b/src/System.Runtime.Loader/tests/System.Runtime.Loader.Noop.Assembly/System.Runtime.Loader.Noop.Assembly.csproj
index 301b6a9a9d..7d0087b36e 100644
--- a/src/System.Runtime.Loader/tests/System.Runtime.Loader.Noop.Assembly/System.Runtime.Loader.Noop.Assembly.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Loader/tests/System.Runtime.Loader.Test.Assembly/System.Runtime.Loader.Test.Assembly.csproj b/src/System.Runtime.Loader/tests/System.Runtime.Loader.Test.Assembly/System.Runtime.Loader.Test.Assembly.csproj
index ec8bfd5ae8..0d581b4b18 100644
--- a/src/System.Runtime.Loader/tests/System.Runtime.Loader.Test.Assembly/System.Runtime.Loader.Test.Assembly.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Loader/tests/System.Runtime.Loader.Tests.builds b/src/System.Runtime.Loader/tests/System.Runtime.Loader.Tests.builds
index ae72480dc2..27e551f851 100644
--- a/src/System.Runtime.Loader/tests/System.Runtime.Loader.Tests.builds
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@@ -1,5 +1,5 @@
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index 11c63b6af7..8b4ea6a945 100644
--- a/src/System.Runtime.Loader/tests/System.Runtime.Loader.Tests.csproj
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@@ -1,5 +1,5 @@
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diff --git a/src/System.Runtime.Numerics/dir.props b/src/System.Runtime.Numerics/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Runtime.Numerics/dir.props
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@@ -1,5 +1,5 @@
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diff --git a/src/System.Runtime.Numerics/pkg/System.Runtime.Numerics.builds b/src/System.Runtime.Numerics/pkg/System.Runtime.Numerics.builds
index 1761c0927f..3e7f0b7775 100644
--- a/src/System.Runtime.Numerics/pkg/System.Runtime.Numerics.builds
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@@ -1,5 +1,5 @@
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diff --git a/src/System.Runtime.Numerics/pkg/System.Runtime.Numerics.pkgproj b/src/System.Runtime.Numerics/pkg/System.Runtime.Numerics.pkgproj
index ee0bc221ea..dc3d871c86 100644
--- a/src/System.Runtime.Numerics/pkg/System.Runtime.Numerics.pkgproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Numerics/ref/System.Runtime.Numerics.csproj b/src/System.Runtime.Numerics/ref/System.Runtime.Numerics.csproj
index 501e0c7d90..32c84c2e53 100644
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Numerics/src/System.Runtime.Numerics.builds b/src/System.Runtime.Numerics/src/System.Runtime.Numerics.builds
index 538b29f174..e3df76d2df 100644
--- a/src/System.Runtime.Numerics/src/System.Runtime.Numerics.builds
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@@ -1,5 +1,5 @@
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index b7837e0b5c..48145723be 100644
--- a/src/System.Runtime.Numerics/src/System.Runtime.Numerics.csproj
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@@ -1,5 +1,5 @@
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index 92b251e908..fe573a3e9c 100644
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index f8a35cfe62..7f60c80f90 100644
--- a/src/System.Runtime.Numerics/tests/System.Runtime.Numerics.Tests.csproj
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@@ -1,5 +1,5 @@
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index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Runtime.Serialization.Formatters/dir.props
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@@ -1,5 +1,5 @@
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index 7a4ee98113..f555588b18 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 5aff9902e3..19e418b991 100644
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diff --git a/src/System.Runtime.Serialization.Formatters/ref/System.Runtime.Serialization.Formatters.csproj b/src/System.Runtime.Serialization.Formatters/ref/System.Runtime.Serialization.Formatters.csproj
index 9a1c414da7..077c6c0384 100644
--- a/src/System.Runtime.Serialization.Formatters/ref/System.Runtime.Serialization.Formatters.csproj
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diff --git a/src/System.Runtime.Serialization.Formatters/src/System.Runtime.Serialization.Formatters.builds b/src/System.Runtime.Serialization.Formatters/src/System.Runtime.Serialization.Formatters.builds
index 752c24f055..cb800e0ecb 100644
--- a/src/System.Runtime.Serialization.Formatters/src/System.Runtime.Serialization.Formatters.builds
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index eaef29c1b6..1962d468ea 100644
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index 913d261f08..ea7eeb7acc 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 33015454fb..0102f2a5de 100644
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diff --git a/src/System.Runtime.Serialization.Json/dir.props b/src/System.Runtime.Serialization.Json/dir.props
index 7674d9faa4..26011ce690 100644
--- a/src/System.Runtime.Serialization.Json/dir.props
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diff --git a/src/System.Runtime.Serialization.Json/pkg/System.Runtime.Serialization.Json.builds b/src/System.Runtime.Serialization.Json/pkg/System.Runtime.Serialization.Json.builds
index c01b82f071..6e7903eaa8 100644
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index 3b3fc1eecb..5ab6368156 100644
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index f46f15ca1b..b96298c4c0 100644
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index 2f02dde094..fa960bb8a9 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 6b17b00d19..3720cdc54c 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 83f90cb66b..2bb4ecf223 100644
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diff --git a/src/System.Runtime.Serialization.Json/tests/ReflectionOnly/System.Runtime.Serialization.Json.ReflectionOnly.Tests.csproj b/src/System.Runtime.Serialization.Json/tests/ReflectionOnly/System.Runtime.Serialization.Json.ReflectionOnly.Tests.csproj
index a4f0578042..feb3ebac35 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime.Serialization.Json/tests/System.Runtime.Serialization.Json.Tests.builds b/src/System.Runtime.Serialization.Json/tests/System.Runtime.Serialization.Json.Tests.builds
index 40c5270504..82df0276bb 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 2c362e7c10..8f57ca026a 100644
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index 4a8991f269..117889fce1 100644
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index ec6b27dedd..7bb155c44e 100644
--- a/src/System.Runtime.Serialization.Primitives/dir.props
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index 3cdaa7582d..85cf9046fb 100644
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index bc57ed6c74..2acf6b5f0f 100644
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index 9fbd3b9400..f1752c0896 100644
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index 0eeab69564..0c51c0a591 100644
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index 0833661560..92799b1939 100644
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index d7214130d1..c196e27704 100644
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index 9786c4f457..a4acdb92e9 100644
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index 6c091f40a9..eb7ed46b79 100644
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.Serialization.Xml.csproj" />
diff --git a/src/System.Runtime.Serialization.Xml/src/System.Runtime.Serialization.Xml.csproj b/src/System.Runtime.Serialization.Xml/src/System.Runtime.Serialization.Xml.csproj
index 43e556fe57..c44fa8b718 100644
--- a/src/System.Runtime.Serialization.Xml/src/System.Runtime.Serialization.Xml.csproj
+++ b/src/System.Runtime.Serialization.Xml/src/System.Runtime.Serialization.Xml.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Runtime.Serialization.Xml</AssemblyName>
diff --git a/src/System.Runtime.Serialization.Xml/tests/Performance/System.Runtime.Serialization.Xml.Performance.Tests.csproj b/src/System.Runtime.Serialization.Xml/tests/Performance/System.Runtime.Serialization.Xml.Performance.Tests.csproj
index 3984fde9c7..e24e48a983 100644
--- a/src/System.Runtime.Serialization.Xml/tests/Performance/System.Runtime.Serialization.Xml.Performance.Tests.csproj
+++ b/src/System.Runtime.Serialization.Xml/tests/Performance/System.Runtime.Serialization.Xml.Performance.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<MinimumVisualStudioVersion>11.0</MinimumVisualStudioVersion>
diff --git a/src/System.Runtime.Serialization.Xml/tests/ReflectionOnly/System.Runtime.Serialization.Xml.ReflectionOnly.Tests.csproj b/src/System.Runtime.Serialization.Xml/tests/ReflectionOnly/System.Runtime.Serialization.Xml.ReflectionOnly.Tests.csproj
index 8a371efeae..d0ef365d52 100644
--- a/src/System.Runtime.Serialization.Xml/tests/ReflectionOnly/System.Runtime.Serialization.Xml.ReflectionOnly.Tests.csproj
+++ b/src/System.Runtime.Serialization.Xml/tests/ReflectionOnly/System.Runtime.Serialization.Xml.ReflectionOnly.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<DefineConstants>$(DefineConstants);ReflectionOnly</DefineConstants>
diff --git a/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.builds b/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.builds
index e4349a5ea2..ae05cb81e1 100644
--- a/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.builds
+++ b/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.Serialization.Xml.Tests.csproj"/>
diff --git a/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.csproj b/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.csproj
index 1f0d2b1156..5e2e360350 100644
--- a/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.csproj
+++ b/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<RootNamespace>System.Runtime.Serialization.Xml.Tests</RootNamespace>
diff --git a/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.settings.targets b/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.settings.targets
index 92f2141944..68559b9fab 100644
--- a/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.settings.targets
+++ b/src/System.Runtime.Serialization.Xml/tests/System.Runtime.Serialization.Xml.Tests.settings.targets
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<MinimumVisualStudioVersion>11.0</MinimumVisualStudioVersion>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Runtime.Serialization/ref/Compat/System.Runtime.Serialization.csproj b/src/System.Runtime.Serialization/ref/Compat/System.Runtime.Serialization.csproj
index e1c443621f..c17eef3744 100644
--- a/src/System.Runtime.Serialization/ref/Compat/System.Runtime.Serialization.csproj
+++ b/src/System.Runtime.Serialization/ref/Compat/System.Runtime.Serialization.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.Runtime.Serialization/src/Compat/System.Runtime.Serialization.csproj b/src/System.Runtime.Serialization/src/Compat/System.Runtime.Serialization.csproj
index df47951390..5bd4a17135 100644
--- a/src/System.Runtime.Serialization/src/Compat/System.Runtime.Serialization.csproj
+++ b/src/System.Runtime.Serialization/src/Compat/System.Runtime.Serialization.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Runtime.Serialization</AssemblyName>
diff --git a/src/System.Runtime.Serialization/src/System.Runtime.Serialization.builds b/src/System.Runtime.Serialization/src/System.Runtime.Serialization.builds
index da36b251d2..9261766226 100644
--- a/src/System.Runtime.Serialization/src/System.Runtime.Serialization.builds
+++ b/src/System.Runtime.Serialization/src/System.Runtime.Serialization.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Compat/System.Runtime.Serialization.csproj" />
diff --git a/src/System.Runtime.WindowsRuntime.UI.Xaml/dir.props b/src/System.Runtime.WindowsRuntime.UI.Xaml/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Runtime.WindowsRuntime.UI.Xaml/dir.props
+++ b/src/System.Runtime.WindowsRuntime.UI.Xaml/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.3.0</AssemblyVersion>
diff --git a/src/System.Runtime.WindowsRuntime.UI.Xaml/pkg/System.Runtime.WindowsRuntime.UI.Xaml.builds b/src/System.Runtime.WindowsRuntime.UI.Xaml/pkg/System.Runtime.WindowsRuntime.UI.Xaml.builds
index 213c976c80..839d1aae9c 100644
--- a/src/System.Runtime.WindowsRuntime.UI.Xaml/pkg/System.Runtime.WindowsRuntime.UI.Xaml.builds
+++ b/src/System.Runtime.WindowsRuntime.UI.Xaml/pkg/System.Runtime.WindowsRuntime.UI.Xaml.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.WindowsRuntime.UI.Xaml.pkgproj" />
diff --git a/src/System.Runtime.WindowsRuntime.UI.Xaml/pkg/System.Runtime.WindowsRuntime.UI.Xaml.pkgproj b/src/System.Runtime.WindowsRuntime.UI.Xaml/pkg/System.Runtime.WindowsRuntime.UI.Xaml.pkgproj
index 86671c2880..a67cf595d5 100644
--- a/src/System.Runtime.WindowsRuntime.UI.Xaml/pkg/System.Runtime.WindowsRuntime.UI.Xaml.pkgproj
+++ b/src/System.Runtime.WindowsRuntime.UI.Xaml/pkg/System.Runtime.WindowsRuntime.UI.Xaml.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
diff --git a/src/System.Runtime.WindowsRuntime.UI.Xaml/ref/System.Runtime.WindowsRuntime.UI.Xaml.csproj b/src/System.Runtime.WindowsRuntime.UI.Xaml/ref/System.Runtime.WindowsRuntime.UI.Xaml.csproj
index 91328cdf53..1cb3b804e0 100644
--- a/src/System.Runtime.WindowsRuntime.UI.Xaml/ref/System.Runtime.WindowsRuntime.UI.Xaml.csproj
+++ b/src/System.Runtime.WindowsRuntime.UI.Xaml/ref/System.Runtime.WindowsRuntime.UI.Xaml.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<UseECMAKey Condition="'$(UseECMAKey)' == ''">true</UseECMAKey>
diff --git a/src/System.Runtime.WindowsRuntime.UI.Xaml/src/System.Runtime.WindowsRuntime.UI.Xaml.builds b/src/System.Runtime.WindowsRuntime.UI.Xaml/src/System.Runtime.WindowsRuntime.UI.Xaml.builds
index 00fadfa036..8883ecbed5 100644
--- a/src/System.Runtime.WindowsRuntime.UI.Xaml/src/System.Runtime.WindowsRuntime.UI.Xaml.builds
+++ b/src/System.Runtime.WindowsRuntime.UI.Xaml/src/System.Runtime.WindowsRuntime.UI.Xaml.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.WindowsRuntime.UI.Xaml.csproj" />
diff --git a/src/System.Runtime.WindowsRuntime.UI.Xaml/src/System.Runtime.WindowsRuntime.UI.Xaml.csproj b/src/System.Runtime.WindowsRuntime.UI.Xaml/src/System.Runtime.WindowsRuntime.UI.Xaml.csproj
index 2435962dcc..7f3faa560f 100644
--- a/src/System.Runtime.WindowsRuntime.UI.Xaml/src/System.Runtime.WindowsRuntime.UI.Xaml.csproj
+++ b/src/System.Runtime.WindowsRuntime.UI.Xaml/src/System.Runtime.WindowsRuntime.UI.Xaml.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Runtime.WindowsRuntime.UI.Xaml</AssemblyName>
diff --git a/src/System.Runtime.WindowsRuntime/dir.props b/src/System.Runtime.WindowsRuntime/dir.props
index be784d989d..94f31e5bfd 100644
--- a/src/System.Runtime.WindowsRuntime/dir.props
+++ b/src/System.Runtime.WindowsRuntime/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.13.0</AssemblyVersion>
diff --git a/src/System.Runtime.WindowsRuntime/pkg/System.Runtime.WindowsRuntime.builds b/src/System.Runtime.WindowsRuntime/pkg/System.Runtime.WindowsRuntime.builds
index 7d764d4030..484bc3243d 100644
--- a/src/System.Runtime.WindowsRuntime/pkg/System.Runtime.WindowsRuntime.builds
+++ b/src/System.Runtime.WindowsRuntime/pkg/System.Runtime.WindowsRuntime.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.WindowsRuntime.pkgproj" />
diff --git a/src/System.Runtime.WindowsRuntime/pkg/System.Runtime.WindowsRuntime.pkgproj b/src/System.Runtime.WindowsRuntime/pkg/System.Runtime.WindowsRuntime.pkgproj
index 0168331422..346cadfa1c 100644
--- a/src/System.Runtime.WindowsRuntime/pkg/System.Runtime.WindowsRuntime.pkgproj
+++ b/src/System.Runtime.WindowsRuntime/pkg/System.Runtime.WindowsRuntime.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Runtime.WindowsRuntime.csproj">
diff --git a/src/System.Runtime.WindowsRuntime/ref/System.Runtime.WindowsRuntime.csproj b/src/System.Runtime.WindowsRuntime/ref/System.Runtime.WindowsRuntime.csproj
index a6dbd183db..afeea8e912 100644
--- a/src/System.Runtime.WindowsRuntime/ref/System.Runtime.WindowsRuntime.csproj
+++ b/src/System.Runtime.WindowsRuntime/ref/System.Runtime.WindowsRuntime.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<UseECMAKey Condition="'$(UseECMAKey)' == ''">true</UseECMAKey>
diff --git a/src/System.Runtime.WindowsRuntime/src/System.Runtime.WindowsRuntime.builds b/src/System.Runtime.WindowsRuntime/src/System.Runtime.WindowsRuntime.builds
index 2e6112e723..fa906f74dc 100644
--- a/src/System.Runtime.WindowsRuntime/src/System.Runtime.WindowsRuntime.builds
+++ b/src/System.Runtime.WindowsRuntime/src/System.Runtime.WindowsRuntime.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.WindowsRuntime.csproj">
diff --git a/src/System.Runtime.WindowsRuntime/src/System.Runtime.WindowsRuntime.csproj b/src/System.Runtime.WindowsRuntime/src/System.Runtime.WindowsRuntime.csproj
index 54e1d31d8c..6c3e3bec32 100644
--- a/src/System.Runtime.WindowsRuntime/src/System.Runtime.WindowsRuntime.csproj
+++ b/src/System.Runtime.WindowsRuntime/src/System.Runtime.WindowsRuntime.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
</PropertyGroup>
diff --git a/src/System.Runtime/dir.props b/src/System.Runtime/dir.props
index ec6b27dedd..7bb155c44e 100644
--- a/src/System.Runtime/dir.props
+++ b/src/System.Runtime/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
diff --git a/src/System.Runtime/pkg/System.Runtime.builds b/src/System.Runtime/pkg/System.Runtime.builds
index a321561887..c023de42e3 100644
--- a/src/System.Runtime/pkg/System.Runtime.builds
+++ b/src/System.Runtime/pkg/System.Runtime.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.pkgproj" />
diff --git a/src/System.Runtime/pkg/System.Runtime.pkgproj b/src/System.Runtime/pkg/System.Runtime.pkgproj
index 90098c43ef..193a0a6ed5 100644
--- a/src/System.Runtime/pkg/System.Runtime.pkgproj
+++ b/src/System.Runtime/pkg/System.Runtime.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Runtime.builds">
diff --git a/src/System.Runtime/pkg/any/System.Runtime.pkgproj b/src/System.Runtime/pkg/any/System.Runtime.pkgproj
index 27558d5303..8aef5d9bce 100644
--- a/src/System.Runtime/pkg/any/System.Runtime.pkgproj
+++ b/src/System.Runtime/pkg/any/System.Runtime.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>any</PackageTargetRuntime>
diff --git a/src/System.Runtime/pkg/aot/System.Runtime.pkgproj b/src/System.Runtime/pkg/aot/System.Runtime.pkgproj
index 93a8604ba1..f475c034ec 100644
--- a/src/System.Runtime/pkg/aot/System.Runtime.pkgproj
+++ b/src/System.Runtime/pkg/aot/System.Runtime.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<PackageTargetRuntime>aot</PackageTargetRuntime>
diff --git a/src/System.Runtime/ref/4.1.0/System.Runtime.depproj b/src/System.Runtime/ref/4.1.0/System.Runtime.depproj
index fff837f016..98a6cb8982 100644
--- a/src/System.Runtime/ref/4.1.0/System.Runtime.depproj
+++ b/src/System.Runtime/ref/4.1.0/System.Runtime.depproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Runtime/ref/System.Runtime.builds b/src/System.Runtime/ref/System.Runtime.builds
index adbb4ca655..a36201262e 100644
--- a/src/System.Runtime/ref/System.Runtime.builds
+++ b/src/System.Runtime/ref/System.Runtime.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Runtime.csproj" />
diff --git a/src/System.Runtime/ref/System.Runtime.csproj b/src/System.Runtime/ref/System.Runtime.csproj
index bc8c1c357a..7344e0408c 100644
--- a/src/System.Runtime/ref/System.Runtime.csproj
+++ b/src/System.Runtime/ref/System.Runtime.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AllowUnsafeBlocks>true</AllowUnsafeBlocks>
diff --git a/src/System.Runtime/src/System.Runtime.builds b/src/System.Runtime/src/System.Runtime.builds
index 6d24dc2c27..03092e7121 100644
--- a/src/System.Runtime/src/System.Runtime.builds
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diff --git a/src/System.Runtime/src/System.Runtime.csproj b/src/System.Runtime/src/System.Runtime.csproj
index ddfa76120f..9b787b5892 100644
--- a/src/System.Runtime/src/System.Runtime.csproj
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index f096fc283c..9bf7f6844b 100644
--- a/src/System.Runtime/src/redist/System.Runtime.depproj
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index 53cb8425a6..89d63321ab 100644
--- a/src/System.Runtime/tests/Performance/System.Runtime.Performance.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Runtime/tests/System.Runtime.Tests.builds b/src/System.Runtime/tests/System.Runtime.Tests.builds
index 2b092bf7a7..f58ba3ccb7 100644
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index 181aaad625..4af7b90547 100644
--- a/src/System.Runtime/tests/System.Runtime.Tests.csproj
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index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Security.AccessControl/dir.props
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index 33926d0b96..eb4340497a 100644
--- a/src/System.Security.AccessControl/pkg/System.Security.AccessControl.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index ddbf27c2cb..3a301a8b29 100644
--- a/src/System.Security.AccessControl/pkg/System.Security.AccessControl.pkgproj
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index dfc2fd1297..867b056bfa 100644
--- a/src/System.Security.AccessControl/ref/System.Security.AccessControl.csproj
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index 2f0971ec27..56225f2563 100644
--- a/src/System.Security.AccessControl/src/System.Security.AccessControl.builds
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index 9c0bf0ae3e..29dda3c8c8 100644
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index 0d3c068947..3b7965f928 100644
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index a6e2c109f1..ffa483bca9 100644
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index 924ef90bd6..16a766f83b 100644
--- a/src/System.Security.Claims/dir.props
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index 0f14f7f29a..34ed30d13c 100644
--- a/src/System.Security.Claims/pkg/System.Security.Claims.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 12c51ea071..d3509327ea 100644
--- a/src/System.Security.Claims/pkg/System.Security.Claims.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 755c53d383..1e2e64d297 100644
--- a/src/System.Security.Claims/ref/System.Security.Claims.csproj
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index 2afabe019a..4bf06dc8f7 100644
--- a/src/System.Security.Claims/src/System.Security.Claims.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index e52e8cde19..ac177be7a8 100644
--- a/src/System.Security.Claims/src/System.Security.Claims.csproj
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index 9a993e60e8..3ffada5a6b 100644
--- a/src/System.Security.Claims/tests/System.Security.Claims.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index b064da461f..99cb1d1db1 100644
--- a/src/System.Security.Claims/tests/System.Security.Claims.Tests.csproj
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@@ -1,5 +1,5 @@
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index 695703db01..554241c3f8 100644
--- a/src/System.Security.Cryptography.Algorithms/dir.props
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@@ -1,4 +1,4 @@
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index d22dd7168f..224887ff06 100644
--- a/src/System.Security.Cryptography.Algorithms/pkg/System.Security.Cryptography.Algorithms.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 5e4e374c98..d26561d20d 100644
--- a/src/System.Security.Cryptography.Algorithms/pkg/System.Security.Cryptography.Algorithms.pkgproj
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index 3daa6f65ad..19cecc7585 100644
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index d0727321a2..aec783b6b9 100644
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index d0434bda54..fb810bb6d1 100644
--- a/src/System.Security.Cryptography.Algorithms/tests/System.Security.Cryptography.Algorithms.Tests.csproj
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index 695703db01..554241c3f8 100644
--- a/src/System.Security.Cryptography.Cng/dir.props
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index 6fe6460da9..d24a509759 100644
--- a/src/System.Security.Cryptography.Cng/pkg/System.Security.Cryptography.Cng.builds
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index bcbe2a79c1..35ca0445e2 100644
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index 64dcfa8ff3..044030685a 100644
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index 40e32905fa..13ba80c104 100644
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index 9801bb6a54..a685d5f2a9 100644
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index bd073cf556..01ed3c9a57 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 58c1eb8c4e..f933e78794 100644
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index 0769c12aaa..503cf86a87 100644
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index 47f387787a..e0f34f1215 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 2bba4226a1..24b55c28e0 100644
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index f7dc09c466..60ac78dff1 100644
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index d6994bb8eb..aaf444fdab 100644
--- a/src/System.Security.Cryptography.Csp/src/System.Security.Cryptography.Csp.builds
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index 2dd5e06c69..3b8cd775be 100644
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index 44ba8a9586..335e0dc772 100644
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index 4e914bcae5..23021e8afa 100644
--- a/src/System.Security.Cryptography.Csp/tests/System.Security.Cryptography.Csp.Tests.csproj
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index 0769c12aaa..503cf86a87 100644
--- a/src/System.Security.Cryptography.Encoding/dir.props
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index 3edcb938c8..bea58651a7 100644
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index 77d2ac2571..e1ead3bbc1 100644
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index 81f9b4ca59..cecb3dddfa 100644
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index 2210a34f22..4a2e26663f 100644
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index cfd7b3fd06..9d052208c6 100644
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index bcf92d1dae..300163a052 100644
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index a930406168..1e7a798d60 100644
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index 0769c12aaa..503cf86a87 100644
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index c5f3f47c58..54cb074826 100644
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index 3c016d6bb9..a3ec82f02f 100644
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index f69e524598..74ee2437f6 100644
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index 845979bbbc..277a1b2dac 100644
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index d0df5a3756..0208ab9e2f 100644
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index 06917817cb..6073a6ef3a 100644
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index 509e5ff8e2..ba7c08a94c 100644
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index 3ff47d4fd2..bb8c1cd8ab 100644
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index 41a75c2e20..f85aca1403 100644
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index 62ee37aa33..6c325e9e52 100644
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index c4f4fc0329..e38e81cf1e 100644
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index eb620949f2..50a4c57253 100644
--- a/src/System.Security.Cryptography.X509Certificates/pkg/System.Security.Cryptography.X509Certificates.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 3b0d258d4d..b6ab907a1c 100644
--- a/src/System.Security.Cryptography.X509Certificates/pkg/System.Security.Cryptography.X509Certificates.pkgproj
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index aaf63b182b..e3e49704cf 100644
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diff --git a/src/System.Security.Cryptography.X509Certificates/ref/System.Security.Cryptography.X509Certificates.csproj b/src/System.Security.Cryptography.X509Certificates/ref/System.Security.Cryptography.X509Certificates.csproj
index 743654d0e9..1feffbdd6b 100644
--- a/src/System.Security.Cryptography.X509Certificates/ref/System.Security.Cryptography.X509Certificates.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 6f19ee0fd3..c14579096c 100644
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diff --git a/src/System.Security.Cryptography.X509Certificates/src/facade/System.Security.Cryptography.X509Certificates.csproj b/src/System.Security.Cryptography.X509Certificates/src/facade/System.Security.Cryptography.X509Certificates.csproj
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diff --git a/src/System.Security.Cryptography.X509Certificates/tests/System.Security.Cryptography.X509Certificates.Tests.builds b/src/System.Security.Cryptography.X509Certificates/tests/System.Security.Cryptography.X509Certificates.Tests.builds
index 3504929a67..8f7ec8239b 100644
--- a/src/System.Security.Cryptography.X509Certificates/tests/System.Security.Cryptography.X509Certificates.Tests.builds
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index d6abdc39bd..4a43f46f29 100644
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index e988eb00a8..560b379fb1 100644
--- a/src/System.Security.Permissions/pkg/System.Security.Permissions.builds
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index 10f9f6525f..b4f423ffca 100644
--- a/src/System.Security.Permissions/pkg/System.Security.Permissions.pkgproj
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index 3fd68046f5..dea2d1c6bd 100644
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index 4190f257e9..0eadcdad58 100644
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index 01dfc5612b..710d002123 100644
--- a/src/System.Security.Permissions/src/System.Security.Permissions.csproj
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index d718ecb198..267e782df2 100644
--- a/src/System.Security.Permissions/tests/System.Security.Permissions.Tests.builds
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index 98ca73b988..76624bf7d7 100644
--- a/src/System.Security.Permissions/tests/System.Security.Permissions.Tests.csproj
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index 0769c12aaa..503cf86a87 100644
--- a/src/System.Security.Principal.Windows/dir.props
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index f47b7271df..e6df5ad550 100644
--- a/src/System.Security.Principal.Windows/pkg/System.Security.Principal.Windows.builds
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index e0175efc7e..c25a812c12 100644
--- a/src/System.Security.Principal.Windows/pkg/System.Security.Principal.Windows.pkgproj
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index 02203a91a8..5217078ff8 100644
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index 98457dca07..0fae90886e 100644
--- a/src/System.Security.Principal.Windows/src/System.Security.Principal.Windows.builds
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index 49b8f00ded..874d17b136 100644
--- a/src/System.Security.Principal.Windows/src/System.Security.Principal.Windows.csproj
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index 4bac10b778..db723371d4 100644
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index 924ef90bd6..16a766f83b 100644
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index 4d1308700b..650cc9b30f 100644
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index 4c8dc312fe..1b2d872634 100644
--- a/src/System.Security.Principal/src/System.Security.Principal.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Security.SecureString/dir.props b/src/System.Security.SecureString/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Security.SecureString/dir.props
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<Import Project="..\dir.props" />
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index a166149e5d..d5b30bb522 100644
--- a/src/System.Security.SecureString/pkg/System.Security.SecureString.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index ade6d27f89..8741442b81 100644
--- a/src/System.Security.SecureString/pkg/System.Security.SecureString.pkgproj
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index 5df8a733a6..8882c1e2cd 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 6ac8a90c14..bacb5218d6 100644
--- a/src/System.Security.SecureString/src/System.Security.SecureString.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index ce761c4317..5915ed89c0 100644
--- a/src/System.Security.SecureString/src/System.Security.SecureString.csproj
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diff --git a/src/System.Security.SecureString/tests/System.Security.SecureString.Tests.builds b/src/System.Security.SecureString/tests/System.Security.SecureString.Tests.builds
index 089625b462..5ef1a2a187 100644
--- a/src/System.Security.SecureString/tests/System.Security.SecureString.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index c7939c0aee..b868548462 100644
--- a/src/System.Security.SecureString/tests/System.Security.SecureString.Tests.csproj
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index 94ad0e8e6f..b02929eb32 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index d5a150edaf..231a151b26 100644
--- a/src/System.ServiceModel/src/Compat/System.ServiceModel.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 9e5695d072..8e95b0bfe3 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.ServiceProcess.ServiceController/dir.props b/src/System.ServiceProcess.ServiceController/dir.props
index 8fe237415e..d8b54a28a2 100644
--- a/src/System.ServiceProcess.ServiceController/dir.props
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index b8ed8a65d8..b7a7648e6c 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 41893451fa..9a07374fe2 100644
--- a/src/System.ServiceProcess.ServiceController/pkg/System.ServiceProcess.ServiceController.pkgproj
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index 056a5df797..5f0ea37097 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 1f6e7e4155..a23e556f0c 100644
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index 6628e8da04..dec1ca9ef7 100644
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diff --git a/src/System.ServiceProcess.ServiceController/tests/System.ServiceProcess.ServiceController.TestNativeService/System.ServiceProcess.ServiceController.TestNativeService.vcxproj b/src/System.ServiceProcess.ServiceController/tests/System.ServiceProcess.ServiceController.TestNativeService/System.ServiceProcess.ServiceController.TestNativeService.vcxproj
index 55696c56f8..b9491ee6ad 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.ServiceProcess.ServiceController/tests/System.ServiceProcess.ServiceController.Tests/System.ServiceProcess.ServiceController.Tests.builds b/src/System.ServiceProcess.ServiceController/tests/System.ServiceProcess.ServiceController.Tests/System.ServiceProcess.ServiceController.Tests.builds
index 5034237ba9..c6bdb30016 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 798fc0f6d8..a6b875262e 100644
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diff --git a/src/System.Text.Encoding.CodePages/dir.props b/src/System.Text.Encoding.CodePages/dir.props
index 924ef90bd6..16a766f83b 100644
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index ce95f58c41..1f4f75258f 100644
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index 3255d462a7..033fc97133 100644
--- a/src/System.Text.Encoding.CodePages/pkg/System.Text.Encoding.CodePages.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index bdf0d97c8a..c2f994db29 100644
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index b5b96d12b6..561d1262ef 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index fe1b1569f1..dbfd37c9d0 100644
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index 135e085f37..b503eae312 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 3a76065246..dc5e4d9dee 100644
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index 0769c12aaa..503cf86a87 100644
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index 702badf61e..3f573ed5a3 100644
--- a/src/System.Text.Encoding.Extensions/pkg/System.Text.Encoding.Extensions.builds
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index 41f6c0cbf5..aedd68e82b 100644
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index 2efe8d2f5b..b12f4b3444 100644
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index d9827ceb92..5e4737373f 100644
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index 646e798dc7..cb96f7d8d3 100644
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index 2d28761325..00364a57a5 100644
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index 2c104612e1..0dbb3b5626 100644
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index 2a8fbabb5e..59e73814bb 100644
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index c0d6442ff7..c327c063f9 100644
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index 0769c12aaa..503cf86a87 100644
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index 69bf8aa25c..015caefac5 100644
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index b79cc7fac0..3c8a5effd4 100644
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index b1d798a596..cf4a07f75d 100644
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index d9827ceb92..5e4737373f 100644
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index e47138f7de..459fc31f16 100644
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index e36112057d..3bf0e5b97e 100644
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index fc929d62a8..16a0e50efe 100644
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index 97b487a147..46950420e1 100644
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index 5df905bfee..33a20ca4e3 100644
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index 4465af87f3..ae0d2e34ed 100644
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index 509e5ff8e2..ba7c08a94c 100644
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index 736fe67b79..d5fd30b1b1 100644
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index c10fd252f6..dc74ee4902 100644
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index f4f587e0d1..a2507430c9 100644
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index 1165480be3..a57c9ed62a 100644
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index ec6b27dedd..7bb155c44e 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Text.RegularExpressions/ref/System.Text.RegularExpressions.csproj b/src/System.Text.RegularExpressions/ref/System.Text.RegularExpressions.csproj
index 08c2d0091d..a38d128e68 100644
--- a/src/System.Text.RegularExpressions/ref/System.Text.RegularExpressions.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 3a04732b6e..cf0bccc6b0 100644
--- a/src/System.Text.RegularExpressions/src/System.Text.RegularExpressions.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Text.RegularExpressions/src/System.Text.RegularExpressions.csproj b/src/System.Text.RegularExpressions/src/System.Text.RegularExpressions.csproj
index 9608369c80..a7a45e9e4f 100644
--- a/src/System.Text.RegularExpressions/src/System.Text.RegularExpressions.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 83f75a8d91..2e262a69c4 100644
--- a/src/System.Text.RegularExpressions/tests/System.Text.RegularExpressions.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Text.RegularExpressions/tests/System.Text.RegularExpressions.Tests.csproj b/src/System.Text.RegularExpressions/tests/System.Text.RegularExpressions.Tests.csproj
index 07b6ba8fe7..280c4e3d8a 100644
--- a/src/System.Text.RegularExpressions/tests/System.Text.RegularExpressions.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.AccessControl/dir.props b/src/System.Threading.AccessControl/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Threading.AccessControl/dir.props
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<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.Threading.AccessControl/pkg/System.Threading.AccessControl.builds b/src/System.Threading.AccessControl/pkg/System.Threading.AccessControl.builds
index 113d340886..d09cd62f9e 100644
--- a/src/System.Threading.AccessControl/pkg/System.Threading.AccessControl.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.AccessControl/pkg/System.Threading.AccessControl.pkgproj b/src/System.Threading.AccessControl/pkg/System.Threading.AccessControl.pkgproj
index cead4f8af5..7ea58843a9 100644
--- a/src/System.Threading.AccessControl/pkg/System.Threading.AccessControl.pkgproj
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diff --git a/src/System.Threading.AccessControl/ref/System.Threading.AccessControl.csproj b/src/System.Threading.AccessControl/ref/System.Threading.AccessControl.csproj
index 798d1c83d7..2fc927d34e 100644
--- a/src/System.Threading.AccessControl/ref/System.Threading.AccessControl.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.AccessControl/src/System.Threading.AccessControl.builds b/src/System.Threading.AccessControl/src/System.Threading.AccessControl.builds
index a15c8174c3..1afb5661dc 100644
--- a/src/System.Threading.AccessControl/src/System.Threading.AccessControl.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.AccessControl/src/System.Threading.AccessControl.csproj b/src/System.Threading.AccessControl/src/System.Threading.AccessControl.csproj
index c869382d96..3ebe18610a 100644
--- a/src/System.Threading.AccessControl/src/System.Threading.AccessControl.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.AccessControl/tests/System.Threading.AccessControl.Tests.builds b/src/System.Threading.AccessControl/tests/System.Threading.AccessControl.Tests.builds
index 4455fe0d12..d57af68a68 100644
--- a/src/System.Threading.AccessControl/tests/System.Threading.AccessControl.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 89c71f8da3..834d0b89aa 100644
--- a/src/System.Threading.AccessControl/tests/System.Threading.AccessControl.Tests.csproj
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diff --git a/src/System.Threading.Overlapped/dir.props b/src/System.Threading.Overlapped/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Threading.Overlapped/dir.props
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<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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index aaf3ee2ff6..2f6a1c296b 100644
--- a/src/System.Threading.Overlapped/pkg/System.Threading.Overlapped.builds
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index d3b7068f22..d2e0df6cfa 100644
--- a/src/System.Threading.Overlapped/pkg/System.Threading.Overlapped.pkgproj
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index b5d684c332..9a50aa0df4 100644
--- a/src/System.Threading.Overlapped/ref/System.Threading.Overlapped.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Overlapped/src/System.Threading.Overlapped.builds b/src/System.Threading.Overlapped/src/System.Threading.Overlapped.builds
index 52ff41567b..beabf92edf 100644
--- a/src/System.Threading.Overlapped/src/System.Threading.Overlapped.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Overlapped/src/System.Threading.Overlapped.csproj b/src/System.Threading.Overlapped/src/System.Threading.Overlapped.csproj
index 9809b3ab15..480c8be320 100644
--- a/src/System.Threading.Overlapped/src/System.Threading.Overlapped.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Threading.Overlapped/tests/System.Threading.Overlapped.Tests.builds b/src/System.Threading.Overlapped/tests/System.Threading.Overlapped.Tests.builds
index c85df97e60..b42eb69ef8 100644
--- a/src/System.Threading.Overlapped/tests/System.Threading.Overlapped.Tests.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 61d417ef3b..3eba978707 100644
--- a/src/System.Threading.Overlapped/tests/System.Threading.Overlapped.Tests.csproj
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<PropertyGroup>
<Configuration Condition="'$(Configuration)'==''">Windows_Debug</Configuration>
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diff --git a/src/System.Threading.Tasks.Dataflow/dir.props b/src/System.Threading.Tasks.Dataflow/dir.props
index 27effc6fef..564b51b9c7 100644
--- a/src/System.Threading.Tasks.Dataflow/dir.props
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@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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index e52b3ed317..18f41cec99 100644
--- a/src/System.Threading.Tasks.Dataflow/pkg/System.Threading.Tasks.Dataflow.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 976a5f8d56..86a1a110c3 100644
--- a/src/System.Threading.Tasks.Dataflow/pkg/System.Threading.Tasks.Dataflow.pkgproj
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 8c64747cc7..04cc8adbba 100644
--- a/src/System.Threading.Tasks.Dataflow/src/System.Threading.Tasks.Dataflow.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index f17706c864..c192798bfd 100644
--- a/src/System.Threading.Tasks.Dataflow/src/System.Threading.Tasks.Dataflow.csproj
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index c2d18e8afd..9b7c465c6f 100644
--- a/src/System.Threading.Tasks.Dataflow/tests/System.Threading.Tasks.Dataflow.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 20295d1f73..1f2c21f027 100644
--- a/src/System.Threading.Tasks.Dataflow/tests/System.Threading.Tasks.Dataflow.Tests.csproj
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index 935f6ff18a..17b82e897d 100644
--- a/src/System.Threading.Tasks.Extensions/dir.props
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<Import Project="..\dir.props" />
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diff --git a/src/System.Threading.Tasks.Extensions/pkg/System.Threading.Tasks.Extensions.builds b/src/System.Threading.Tasks.Extensions/pkg/System.Threading.Tasks.Extensions.builds
index 75892977e8..5c2a62f662 100644
--- a/src/System.Threading.Tasks.Extensions/pkg/System.Threading.Tasks.Extensions.builds
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks.Extensions/pkg/System.Threading.Tasks.Extensions.pkgproj b/src/System.Threading.Tasks.Extensions/pkg/System.Threading.Tasks.Extensions.pkgproj
index fbc0b588c6..92879410d5 100644
--- a/src/System.Threading.Tasks.Extensions/pkg/System.Threading.Tasks.Extensions.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 4b1537d182..a499dc6b56 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks.Extensions/src/System.Threading.Tasks.Extensions.csproj b/src/System.Threading.Tasks.Extensions/src/System.Threading.Tasks.Extensions.csproj
index b5894acfd9..c2fdecd4ff 100644
--- a/src/System.Threading.Tasks.Extensions/src/System.Threading.Tasks.Extensions.csproj
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diff --git a/src/System.Threading.Tasks.Extensions/tests/System.Threading.Tasks.Extensions.Tests.builds b/src/System.Threading.Tasks.Extensions/tests/System.Threading.Tasks.Extensions.Tests.builds
index fc10f51762..f69ed4c8f0 100644
--- a/src/System.Threading.Tasks.Extensions/tests/System.Threading.Tasks.Extensions.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks.Extensions/tests/System.Threading.Tasks.Extensions.Tests.csproj b/src/System.Threading.Tasks.Extensions/tests/System.Threading.Tasks.Extensions.Tests.csproj
index 89a21189b9..b3439e0ea6 100644
--- a/src/System.Threading.Tasks.Extensions/tests/System.Threading.Tasks.Extensions.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks.Parallel/dir.props b/src/System.Threading.Tasks.Parallel/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Threading.Tasks.Parallel/dir.props
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<Import Project="..\dir.props" />
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diff --git a/src/System.Threading.Tasks.Parallel/pkg/System.Threading.Tasks.Parallel.builds b/src/System.Threading.Tasks.Parallel/pkg/System.Threading.Tasks.Parallel.builds
index bdae48cc0e..9355a9b6c8 100644
--- a/src/System.Threading.Tasks.Parallel/pkg/System.Threading.Tasks.Parallel.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 05288c27d1..661b338216 100644
--- a/src/System.Threading.Tasks.Parallel/pkg/System.Threading.Tasks.Parallel.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks.Parallel/ref/System.Threading.Tasks.Parallel.csproj b/src/System.Threading.Tasks.Parallel/ref/System.Threading.Tasks.Parallel.csproj
index 93706565dc..92035a8ea3 100644
--- a/src/System.Threading.Tasks.Parallel/ref/System.Threading.Tasks.Parallel.csproj
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index 9aa1f8686e..74840981dd 100644
--- a/src/System.Threading.Tasks.Parallel/src/System.Threading.Tasks.Parallel.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index e33a47f8a8..f1f5e17169 100644
--- a/src/System.Threading.Tasks.Parallel/src/System.Threading.Tasks.Parallel.csproj
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index e193206cc2..21393a8c5a 100644
--- a/src/System.Threading.Tasks.Parallel/tests/System.Threading.Tasks.Parallel.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index a1caf915d5..823b967196 100644
--- a/src/System.Threading.Tasks.Parallel/tests/System.Threading.Tasks.Parallel.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks/dir.props b/src/System.Threading.Tasks/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Threading.Tasks/dir.props
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diff --git a/src/System.Threading.Tasks/pkg/System.Threading.Tasks.builds b/src/System.Threading.Tasks/pkg/System.Threading.Tasks.builds
index 51f583eb41..d27f33793e 100644
--- a/src/System.Threading.Tasks/pkg/System.Threading.Tasks.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks/pkg/System.Threading.Tasks.pkgproj b/src/System.Threading.Tasks/pkg/System.Threading.Tasks.pkgproj
index a675e14005..bc7597009f 100644
--- a/src/System.Threading.Tasks/pkg/System.Threading.Tasks.pkgproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks/pkg/any/System.Threading.Tasks.pkgproj b/src/System.Threading.Tasks/pkg/any/System.Threading.Tasks.pkgproj
index 0ac82479a4..52054bf57f 100644
--- a/src/System.Threading.Tasks/pkg/any/System.Threading.Tasks.pkgproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Tasks/pkg/aot/System.Threading.Tasks.pkgproj b/src/System.Threading.Tasks/pkg/aot/System.Threading.Tasks.pkgproj
index d9827ceb92..5e4737373f 100644
--- a/src/System.Threading.Tasks/pkg/aot/System.Threading.Tasks.pkgproj
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index 76d83090cb..9b8b37b6e8 100644
--- a/src/System.Threading.Tasks/ref/System.Threading.Tasks.csproj
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@@ -1,5 +1,5 @@
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index acb844ab68..3c2f636cba 100644
--- a/src/System.Threading.Tasks/src/System.Threading.Tasks.builds
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index 706e633ab6..cffaab6662 100644
--- a/src/System.Threading.Tasks/src/System.Threading.Tasks.csproj
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diff --git a/src/System.Threading.Tasks/tests/System.Threading.Tasks.Tests.builds b/src/System.Threading.Tasks/tests/System.Threading.Tasks.Tests.builds
index c9dcac9049..43fb624953 100644
--- a/src/System.Threading.Tasks/tests/System.Threading.Tasks.Tests.builds
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index 3eea72e270..ae34748b16 100644
--- a/src/System.Threading.Tasks/tests/System.Threading.Tasks.Tests.csproj
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index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.Threading.Thread/dir.props
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index 324e280f37..1c56c74b98 100644
--- a/src/System.Threading.Thread/pkg/System.Threading.Thread.builds
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index b8e120fe17..88b0fbd996 100644
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index 9c02067621..63228832b1 100644
--- a/src/System.Threading.Thread/ref/System.Threading.Thread.csproj
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index 352c2322fc..b12d608219 100644
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Thread/src/System.Threading.Thread.csproj b/src/System.Threading.Thread/src/System.Threading.Thread.csproj
index b1e3bded07..d3af2eddc2 100644
--- a/src/System.Threading.Thread/src/System.Threading.Thread.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.ThreadPool/dir.props b/src/System.Threading.ThreadPool/dir.props
index fd71e503eb..7126e75102 100644
--- a/src/System.Threading.ThreadPool/dir.props
+++ b/src/System.Threading.ThreadPool/dir.props
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<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.Threading.ThreadPool/pkg/System.Threading.ThreadPool.builds b/src/System.Threading.ThreadPool/pkg/System.Threading.ThreadPool.builds
index 1b3d59e1bb..9ae14e48a9 100644
--- a/src/System.Threading.ThreadPool/pkg/System.Threading.ThreadPool.builds
+++ b/src/System.Threading.ThreadPool/pkg/System.Threading.ThreadPool.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.ThreadPool/pkg/System.Threading.ThreadPool.pkgproj b/src/System.Threading.ThreadPool/pkg/System.Threading.ThreadPool.pkgproj
index 817ba3d3a7..9cb117d06b 100644
--- a/src/System.Threading.ThreadPool/pkg/System.Threading.ThreadPool.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.ThreadPool/ref/System.Threading.ThreadPool.csproj b/src/System.Threading.ThreadPool/ref/System.Threading.ThreadPool.csproj
index 42bfeeb0cf..838abffe98 100644
--- a/src/System.Threading.ThreadPool/ref/System.Threading.ThreadPool.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.ThreadPool/src/System.Threading.ThreadPool.builds b/src/System.Threading.ThreadPool/src/System.Threading.ThreadPool.builds
index 5f8d061597..020872e939 100644
--- a/src/System.Threading.ThreadPool/src/System.Threading.ThreadPool.builds
+++ b/src/System.Threading.ThreadPool/src/System.Threading.ThreadPool.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.ThreadPool/src/System.Threading.ThreadPool.csproj b/src/System.Threading.ThreadPool/src/System.Threading.ThreadPool.csproj
index 2fe0bd3285..a5a5161ae7 100644
--- a/src/System.Threading.ThreadPool/src/System.Threading.ThreadPool.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/dir.props b/src/System.Threading.Timer/dir.props
index 924ef90bd6..16a766f83b 100644
--- a/src/System.Threading.Timer/dir.props
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="..\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Threading.Timer/pkg/System.Threading.Timer.builds b/src/System.Threading.Timer/pkg/System.Threading.Timer.builds
index 6a51778727..670f354fef 100644
--- a/src/System.Threading.Timer/pkg/System.Threading.Timer.builds
+++ b/src/System.Threading.Timer/pkg/System.Threading.Timer.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/pkg/System.Threading.Timer.pkgproj b/src/System.Threading.Timer/pkg/System.Threading.Timer.pkgproj
index 87ec458a7a..c7666dd2b4 100644
--- a/src/System.Threading.Timer/pkg/System.Threading.Timer.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/pkg/any/System.Threading.Timer.pkgproj b/src/System.Threading.Timer/pkg/any/System.Threading.Timer.pkgproj
index 858cb28dac..922af191f0 100644
--- a/src/System.Threading.Timer/pkg/any/System.Threading.Timer.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/pkg/aot/System.Threading.Timer.pkgproj b/src/System.Threading.Timer/pkg/aot/System.Threading.Timer.pkgproj
index bdf51f5304..c4bf15ce7c 100644
--- a/src/System.Threading.Timer/pkg/aot/System.Threading.Timer.pkgproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/ref/System.Threading.Timer.csproj b/src/System.Threading.Timer/ref/System.Threading.Timer.csproj
index daef877cf4..493e2331d3 100644
--- a/src/System.Threading.Timer/ref/System.Threading.Timer.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/src/System.Threading.Timer.builds b/src/System.Threading.Timer/src/System.Threading.Timer.builds
index e530303688..3bffa134b5 100644
--- a/src/System.Threading.Timer/src/System.Threading.Timer.builds
+++ b/src/System.Threading.Timer/src/System.Threading.Timer.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/src/System.Threading.Timer.csproj b/src/System.Threading.Timer/src/System.Threading.Timer.csproj
index 164dcb4a43..de985d9619 100644
--- a/src/System.Threading.Timer/src/System.Threading.Timer.csproj
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@@ -1,5 +1,5 @@
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-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/tests/System.Threading.Timer.Tests.builds b/src/System.Threading.Timer/tests/System.Threading.Timer.Tests.builds
index eb1c0efd5a..4de1231639 100644
--- a/src/System.Threading.Timer/tests/System.Threading.Timer.Tests.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading.Timer/tests/System.Threading.Timer.Tests.csproj b/src/System.Threading.Timer/tests/System.Threading.Timer.Tests.csproj
index 7e6c1e05fa..69834ae802 100644
--- a/src/System.Threading.Timer/tests/System.Threading.Timer.Tests.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading/dir.props b/src/System.Threading/dir.props
index be784d989d..94f31e5bfd 100644
--- a/src/System.Threading/dir.props
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
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diff --git a/src/System.Threading/pkg/System.Threading.builds b/src/System.Threading/pkg/System.Threading.builds
index e73322dd40..d0a79615be 100644
--- a/src/System.Threading/pkg/System.Threading.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Threading.pkgproj" />
diff --git a/src/System.Threading/pkg/System.Threading.pkgproj b/src/System.Threading/pkg/System.Threading.pkgproj
index a3d175a2ac..83b16d92c1 100644
--- a/src/System.Threading/pkg/System.Threading.pkgproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading/ref/System.Threading.csproj b/src/System.Threading/ref/System.Threading.csproj
index 43babdf84c..29a0fa14f1 100644
--- a/src/System.Threading/ref/System.Threading.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading/src/System.Threading.builds b/src/System.Threading/src/System.Threading.builds
index 0df3be0ae0..1e00d356d0 100644
--- a/src/System.Threading/src/System.Threading.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading/src/System.Threading.csproj b/src/System.Threading/src/System.Threading.csproj
index ba3714457c..caa82ca8d5 100644
--- a/src/System.Threading/src/System.Threading.csproj
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@@ -1,5 +1,5 @@
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index 410efca8dc..0d5deccc2a 100644
--- a/src/System.Threading/tests/Performance/System.Threading.Performance.Tests.csproj
+++ b/src/System.Threading/tests/Performance/System.Threading.Performance.Tests.csproj
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index c4f55f311f..5c146b7b3f 100644
--- a/src/System.Threading/tests/System.Threading.Tests.builds
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Threading/tests/System.Threading.Tests.csproj b/src/System.Threading/tests/System.Threading.Tests.csproj
index 7ecdc4425f..984103c418 100644
--- a/src/System.Threading/tests/System.Threading.Tests.csproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Transactions/pkg/System.Transactions.builds b/src/System.Transactions/pkg/System.Transactions.builds
index ce11bb8385..047a2fa668 100644
--- a/src/System.Transactions/pkg/System.Transactions.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Transactions/pkg/System.Transactions.pkgproj b/src/System.Transactions/pkg/System.Transactions.pkgproj
index 3640d95302..329f56dfa9 100644
--- a/src/System.Transactions/pkg/System.Transactions.pkgproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 930f9e4e9c..faf8751d41 100644
--- a/src/System.Transactions/ref/Compat/System.Transactions.csproj
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index c11d307684..4749468275 100644
--- a/src/System.Transactions/ref/System.Transactions.csproj
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@@ -1,5 +1,5 @@
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index 87507a5a7b..f23bce4d30 100644
--- a/src/System.Transactions/src/Compat/System.Transactions.csproj
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+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Transactions</AssemblyName>
diff --git a/src/System.Transactions/src/System.Transactions.builds b/src/System.Transactions/src/System.Transactions.builds
index dc058b3f1d..ed6ec1f71f 100644
--- a/src/System.Transactions/src/System.Transactions.builds
+++ b/src/System.Transactions/src/System.Transactions.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Transactions.csproj" />
diff --git a/src/System.Transactions/src/System.Transactions.csproj b/src/System.Transactions/src/System.Transactions.csproj
index f5be9c14f1..f297c5a5e4 100644
--- a/src/System.Transactions/src/System.Transactions.csproj
+++ b/src/System.Transactions/src/System.Transactions.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.Transactions/tests/System.Transactions.Tests.builds b/src/System.Transactions/tests/System.Transactions.Tests.builds
index d9d6f3f728..4fe3c31fe8 100644
--- a/src/System.Transactions/tests/System.Transactions.Tests.builds
+++ b/src/System.Transactions/tests/System.Transactions.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Transactions.Tests.csproj" />
diff --git a/src/System.Transactions/tests/System.Transactions.Tests.csproj b/src/System.Transactions/tests/System.Transactions.Tests.csproj
index 402b8f055f..dab9fa5140 100644
--- a/src/System.Transactions/tests/System.Transactions.Tests.csproj
+++ b/src/System.Transactions/tests/System.Transactions.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.ValueTuple/dir.props b/src/System.ValueTuple/dir.props
index 509e5ff8e2..ba7c08a94c 100644
--- a/src/System.ValueTuple/dir.props
+++ b/src/System.ValueTuple/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.2.0</AssemblyVersion>
diff --git a/src/System.ValueTuple/pkg/System.ValueTuple.builds b/src/System.ValueTuple/pkg/System.ValueTuple.builds
index d86befc8f9..132e32be1d 100644
--- a/src/System.ValueTuple/pkg/System.ValueTuple.builds
+++ b/src/System.ValueTuple/pkg/System.ValueTuple.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.ValueTuple.pkgproj"/>
diff --git a/src/System.ValueTuple/pkg/System.ValueTuple.pkgproj b/src/System.ValueTuple/pkg/System.ValueTuple.pkgproj
index d8c69f7351..b142d27702 100644
--- a/src/System.ValueTuple/pkg/System.ValueTuple.pkgproj
+++ b/src/System.ValueTuple/pkg/System.ValueTuple.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
diff --git a/src/System.ValueTuple/src/System.ValueTuple.builds b/src/System.ValueTuple/src/System.ValueTuple.builds
index ebb2b726ac..0fcfd3d785 100644
--- a/src/System.ValueTuple/src/System.ValueTuple.builds
+++ b/src/System.ValueTuple/src/System.ValueTuple.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.ValueTuple.csproj" />
diff --git a/src/System.ValueTuple/src/System.ValueTuple.csproj b/src/System.ValueTuple/src/System.ValueTuple.csproj
index 8208e67ac2..1d8fff2f67 100644
--- a/src/System.ValueTuple/src/System.ValueTuple.csproj
+++ b/src/System.ValueTuple/src/System.ValueTuple.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<!-- rev'ed to 4.0.1.0 even though 4.0.0.0 never shipped so that we can drop pre-release down to beta -->
diff --git a/src/System.ValueTuple/tests/System.ValueTuple.Tests.builds b/src/System.ValueTuple/tests/System.ValueTuple.Tests.builds
index 58949ccb7f..18929ba99a 100644
--- a/src/System.ValueTuple/tests/System.ValueTuple.Tests.builds
+++ b/src/System.ValueTuple/tests/System.ValueTuple.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.ValueTuple.Tests.csproj"/>
diff --git a/src/System.ValueTuple/tests/System.ValueTuple.Tests.csproj b/src/System.ValueTuple/tests/System.ValueTuple.Tests.csproj
index 08f3461145..ae77e2b59b 100644
--- a/src/System.ValueTuple/tests/System.ValueTuple.Tests.csproj
+++ b/src/System.ValueTuple/tests/System.ValueTuple.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
diff --git a/src/System.Web.HttpUtility/dir.props b/src/System.Web.HttpUtility/dir.props
index e58893f6ab..ea772032c8 100644
--- a/src/System.Web.HttpUtility/dir.props
+++ b/src/System.Web.HttpUtility/dir.props
@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.Web.HttpUtility/pkg/System.Web.HttpUtility.builds b/src/System.Web.HttpUtility/pkg/System.Web.HttpUtility.builds
index 2398ba68d7..21b0720969 100644
--- a/src/System.Web.HttpUtility/pkg/System.Web.HttpUtility.builds
+++ b/src/System.Web.HttpUtility/pkg/System.Web.HttpUtility.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Web.HttpUtility.pkgproj"/>
diff --git a/src/System.Web.HttpUtility/pkg/System.Web.HttpUtility.pkgproj b/src/System.Web.HttpUtility/pkg/System.Web.HttpUtility.pkgproj
index 668ee9b537..5d15f9279b 100644
--- a/src/System.Web.HttpUtility/pkg/System.Web.HttpUtility.pkgproj
+++ b/src/System.Web.HttpUtility/pkg/System.Web.HttpUtility.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Web.HttpUtility/ref/System.Web.HttpUtility.csproj b/src/System.Web.HttpUtility/ref/System.Web.HttpUtility.csproj
index 85185d9f61..4ee6fb474f 100644
--- a/src/System.Web.HttpUtility/ref/System.Web.HttpUtility.csproj
+++ b/src/System.Web.HttpUtility/ref/System.Web.HttpUtility.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Web.HttpUtility/src/System.Web.HttpUtility.builds b/src/System.Web.HttpUtility/src/System.Web.HttpUtility.builds
index 318aff7a28..d4baca3a48 100644
--- a/src/System.Web.HttpUtility/src/System.Web.HttpUtility.builds
+++ b/src/System.Web.HttpUtility/src/System.Web.HttpUtility.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Web.HttpUtility.csproj" />
diff --git a/src/System.Web.HttpUtility/src/System.Web.HttpUtility.csproj b/src/System.Web.HttpUtility/src/System.Web.HttpUtility.csproj
index 1612a933b7..68f1f4e33b 100644
--- a/src/System.Web.HttpUtility/src/System.Web.HttpUtility.csproj
+++ b/src/System.Web.HttpUtility/src/System.Web.HttpUtility.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<ProjectGuid>{53D09AF4-0C13-4197-B8AD-9746F0374E88}</ProjectGuid>
diff --git a/src/System.Web.HttpUtility/tests/System.Web.HttpUtility.Tests.builds b/src/System.Web.HttpUtility/tests/System.Web.HttpUtility.Tests.builds
index bde7fbab8f..f1f282d407 100644
--- a/src/System.Web.HttpUtility/tests/System.Web.HttpUtility.Tests.builds
+++ b/src/System.Web.HttpUtility/tests/System.Web.HttpUtility.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Web.HttpUtility.Tests.csproj">
diff --git a/src/System.Web.HttpUtility/tests/System.Web.HttpUtility.Tests.csproj b/src/System.Web.HttpUtility/tests/System.Web.HttpUtility.Tests.csproj
index e17e60a7dd..557e54665b 100644
--- a/src/System.Web.HttpUtility/tests/System.Web.HttpUtility.Tests.csproj
+++ b/src/System.Web.HttpUtility/tests/System.Web.HttpUtility.Tests.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
+<Project ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Web.Services/ref/Compat/System.Web.Services.csproj b/src/System.Web.Services/ref/Compat/System.Web.Services.csproj
index 7762b6a612..d5e1223b74 100644
--- a/src/System.Web.Services/ref/Compat/System.Web.Services.csproj
+++ b/src/System.Web.Services/ref/Compat/System.Web.Services.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.Web.Services/src/Compat/System.Web.Services.csproj b/src/System.Web.Services/src/Compat/System.Web.Services.csproj
index 769617d914..2777777f16 100644
--- a/src/System.Web.Services/src/Compat/System.Web.Services.csproj
+++ b/src/System.Web.Services/src/Compat/System.Web.Services.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Web.Services</AssemblyName>
diff --git a/src/System.Web.Services/src/System.Web.Services.builds b/src/System.Web.Services/src/System.Web.Services.builds
index 286d8c16b5..4a270954d5 100644
--- a/src/System.Web.Services/src/System.Web.Services.builds
+++ b/src/System.Web.Services/src/System.Web.Services.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Compat/System.Web.Services.csproj" />
diff --git a/src/System.Windows/ref/Compat/System.Windows.csproj b/src/System.Windows/ref/Compat/System.Windows.csproj
index 80e90ab57f..9982f0220d 100644
--- a/src/System.Windows/ref/Compat/System.Windows.csproj
+++ b/src/System.Windows/ref/Compat/System.Windows.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.0.0.0</AssemblyVersion>
diff --git a/src/System.Windows/src/Compat/System.Windows.csproj b/src/System.Windows/src/Compat/System.Windows.csproj
index 5347f45cc2..0a47c4f47c 100644
--- a/src/System.Windows/src/Compat/System.Windows.csproj
+++ b/src/System.Windows/src/Compat/System.Windows.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Windows</AssemblyName>
diff --git a/src/System.Windows/src/System.Windows.builds b/src/System.Windows/src/System.Windows.builds
index 4a6b748cb2..a6f316238e 100644
--- a/src/System.Windows/src/System.Windows.builds
+++ b/src/System.Windows/src/System.Windows.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Compat/System.Windows.csproj" />
diff --git a/src/System.Xml.Linq/ref/Compat/System.Xml.Linq.csproj b/src/System.Xml.Linq/ref/Compat/System.Xml.Linq.csproj
index 86998049ba..5b1b48ef72 100644
--- a/src/System.Xml.Linq/ref/Compat/System.Xml.Linq.csproj
+++ b/src/System.Xml.Linq/ref/Compat/System.Xml.Linq.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Xml.ReaderWriter/dir.props b/src/System.Xml.ReaderWriter/dir.props
index 007e54ea6e..1af9800f25 100644
--- a/src/System.Xml.ReaderWriter/dir.props
+++ b/src/System.Xml.ReaderWriter/dir.props
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.2.0.0</AssemblyVersion>
diff --git a/src/System.Xml.ReaderWriter/pkg/System.Xml.ReaderWriter.builds b/src/System.Xml.ReaderWriter/pkg/System.Xml.ReaderWriter.builds
index 7437dfc35c..0a6f39567f 100644
--- a/src/System.Xml.ReaderWriter/pkg/System.Xml.ReaderWriter.builds
+++ b/src/System.Xml.ReaderWriter/pkg/System.Xml.ReaderWriter.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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diff --git a/src/System.Xml.ReaderWriter/pkg/System.Xml.ReaderWriter.pkgproj b/src/System.Xml.ReaderWriter/pkg/System.Xml.ReaderWriter.pkgproj
index 9306612f5a..1881433157 100644
--- a/src/System.Xml.ReaderWriter/pkg/System.Xml.ReaderWriter.pkgproj
+++ b/src/System.Xml.ReaderWriter/pkg/System.Xml.ReaderWriter.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Xml.ReaderWriter.csproj">
diff --git a/src/System.Xml.ReaderWriter/ref/System.Xml.ReaderWriter.csproj b/src/System.Xml.ReaderWriter/ref/System.Xml.ReaderWriter.csproj
index bb4527e572..3c2b5d8323 100644
--- a/src/System.Xml.ReaderWriter/ref/System.Xml.ReaderWriter.csproj
+++ b/src/System.Xml.ReaderWriter/ref/System.Xml.ReaderWriter.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Xml.ReaderWriter/src/System.Xml.ReaderWriter.builds b/src/System.Xml.ReaderWriter/src/System.Xml.ReaderWriter.builds
index f3fdff8687..6be8ea54d0 100644
--- a/src/System.Xml.ReaderWriter/src/System.Xml.ReaderWriter.builds
+++ b/src/System.Xml.ReaderWriter/src/System.Xml.ReaderWriter.builds
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index 9e0dde9667..296d9f2588 100644
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index d6a34d6106..643bb92ea6 100644
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index 9e46987080..141a4e7fca 100644
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index d3234b3653..a79f934d8e 100644
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index 0769c12aaa..503cf86a87 100644
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index 97099f8cbe..52b338f768 100644
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index 54ec467127..02327217ee 100644
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index d1e9cabbc4..20dd5717d9 100644
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index 6e7747c6ce..d52ff1fa4d 100644
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index 43ce874934..b5bd6a9d6f 100644
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index 924ef90bd6..16a766f83b 100644
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index afc857f9c0..8c637a25e9 100644
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index 399b891553..6adf430a94 100644
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index 32aab67b0d..0b88940c75 100644
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index 0769c12aaa..503cf86a87 100644
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diff --git a/src/System.Xml.XPath/ref/System.Xml.XPath.csproj b/src/System.Xml.XPath/ref/System.Xml.XPath.csproj
index 2269b8b775..81fad5ca00 100644
--- a/src/System.Xml.XPath/ref/System.Xml.XPath.csproj
+++ b/src/System.Xml.XPath/ref/System.Xml.XPath.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Xml.XPath/src/System.Xml.XPath.builds b/src/System.Xml.XPath/src/System.Xml.XPath.builds
index 34e7100489..a9f3312fd1 100644
--- a/src/System.Xml.XPath/src/System.Xml.XPath.builds
+++ b/src/System.Xml.XPath/src/System.Xml.XPath.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Xml.XPath.csproj" />
diff --git a/src/System.Xml.XPath/src/System.Xml.XPath.csproj b/src/System.Xml.XPath/src/System.Xml.XPath.csproj
index 24b4ff3792..a6d67f12a5 100644
--- a/src/System.Xml.XPath/src/System.Xml.XPath.csproj
+++ b/src/System.Xml.XPath/src/System.Xml.XPath.csproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Xml.XPath/tests/System.Xml.XPath.Tests.builds b/src/System.Xml.XPath/tests/System.Xml.XPath.Tests.builds
index 32aab67b0d..0b88940c75 100644
--- a/src/System.Xml.XPath/tests/System.Xml.XPath.Tests.builds
+++ b/src/System.Xml.XPath/tests/System.Xml.XPath.Tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Xml.XmlDocument/dir.props b/src/System.Xml.XmlDocument/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Xml.XmlDocument/dir.props
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@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="..\dir.props" />
<PropertyGroup>
<AssemblyVersion>4.1.0.0</AssemblyVersion>
diff --git a/src/System.Xml.XmlDocument/pkg/System.Xml.XmlDocument.builds b/src/System.Xml.XmlDocument/pkg/System.Xml.XmlDocument.builds
index 0f86190917..75ec8b9c68 100644
--- a/src/System.Xml.XmlDocument/pkg/System.Xml.XmlDocument.builds
+++ b/src/System.Xml.XmlDocument/pkg/System.Xml.XmlDocument.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Xml.XmlDocument.pkgproj" />
diff --git a/src/System.Xml.XmlDocument/pkg/System.Xml.XmlDocument.pkgproj b/src/System.Xml.XmlDocument/pkg/System.Xml.XmlDocument.pkgproj
index a6318c1e21..7021945e9f 100644
--- a/src/System.Xml.XmlDocument/pkg/System.Xml.XmlDocument.pkgproj
+++ b/src/System.Xml.XmlDocument/pkg/System.Xml.XmlDocument.pkgproj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<ProjectReference Include="..\ref\System.Xml.XmlDocument.csproj">
diff --git a/src/System.Xml.XmlDocument/ref/System.Xml.XmlDocument.csproj b/src/System.Xml.XmlDocument/ref/System.Xml.XmlDocument.csproj
index 80ce4ea50e..3f2616e35b 100644
--- a/src/System.Xml.XmlDocument/ref/System.Xml.XmlDocument.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<OutputType>Library</OutputType>
diff --git a/src/System.Xml.XmlDocument/src/System.Xml.XmlDocument.builds b/src/System.Xml.XmlDocument/src/System.Xml.XmlDocument.builds
index ed417abbec..959830147c 100644
--- a/src/System.Xml.XmlDocument/src/System.Xml.XmlDocument.builds
+++ b/src/System.Xml.XmlDocument/src/System.Xml.XmlDocument.builds
@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
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diff --git a/src/System.Xml.XmlDocument/src/System.Xml.XmlDocument.csproj b/src/System.Xml.XmlDocument/src/System.Xml.XmlDocument.csproj
index 1d99d7eea5..61ef01f3ea 100644
--- a/src/System.Xml.XmlDocument/src/System.Xml.XmlDocument.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" DefaultTargets="Build">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Xml.XmlDocument/tests/System.Xml.XmlDocument.Tests.builds b/src/System.Xml.XmlDocument/tests/System.Xml.XmlDocument.Tests.builds
index 32aab67b0d..0b88940c75 100644
--- a/src/System.Xml.XmlDocument/tests/System.Xml.XmlDocument.Tests.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Xml.XmlSerializer/dir.props b/src/System.Xml.XmlSerializer/dir.props
index 0769c12aaa..503cf86a87 100644
--- a/src/System.Xml.XmlSerializer/dir.props
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<Import Project="..\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Xml.XmlSerializer/pkg/System.Xml.XmlSerializer.builds b/src/System.Xml.XmlSerializer/pkg/System.Xml.XmlSerializer.builds
index 712383c6eb..28d784f72d 100644
--- a/src/System.Xml.XmlSerializer/pkg/System.Xml.XmlSerializer.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Xml.XmlSerializer.pkgproj" />
diff --git a/src/System.Xml.XmlSerializer/pkg/System.Xml.XmlSerializer.pkgproj b/src/System.Xml.XmlSerializer/pkg/System.Xml.XmlSerializer.pkgproj
index e60cfabd9f..933cc4026b 100644
--- a/src/System.Xml.XmlSerializer/pkg/System.Xml.XmlSerializer.pkgproj
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index d072f68cdb..09047664c5 100644
--- a/src/System.Xml.XmlSerializer/ref/System.Xml.XmlSerializer.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System.Xml.XmlSerializer/src/System.Xml.XmlSerializer.builds b/src/System.Xml.XmlSerializer/src/System.Xml.XmlSerializer.builds
index 532304c147..1443c28833 100644
--- a/src/System.Xml.XmlSerializer/src/System.Xml.XmlSerializer.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="System.Xml.XmlSerializer.csproj" />
diff --git a/src/System.Xml.XmlSerializer/src/System.Xml.XmlSerializer.csproj b/src/System.Xml.XmlSerializer/src/System.Xml.XmlSerializer.csproj
index 1e931db21e..13d586d940 100644
--- a/src/System.Xml.XmlSerializer/src/System.Xml.XmlSerializer.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003" ToolsVersion="12.0">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System.Xml.XmlSerializer</AssemblyName>
diff --git a/src/System.Xml.XmlSerializer/tests/System.Xml.XmlSerializer.Tests.builds b/src/System.Xml.XmlSerializer/tests/System.Xml.XmlSerializer.Tests.builds
index 32aab67b0d..0b88940c75 100644
--- a/src/System.Xml.XmlSerializer/tests/System.Xml.XmlSerializer.Tests.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System.Xml/ref/Compat/System.Xml.csproj b/src/System.Xml/ref/Compat/System.Xml.csproj
index b5cbb878d0..ae1780faca 100644
--- a/src/System.Xml/ref/Compat/System.Xml.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/System/ref/Compat/System.csproj b/src/System/ref/Compat/System.csproj
index b6b6cfe30b..91e531bdc5 100644
--- a/src/System/ref/Compat/System.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
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diff --git a/src/System/src/Compat/System.csproj b/src/System/src/Compat/System.csproj
index 4e6c3d5216..962511d3c9 100644
--- a/src/System/src/Compat/System.csproj
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
<AssemblyName>System</AssemblyName>
diff --git a/src/System/src/System.builds b/src/System/src/System.builds
index 384a8f9c49..255e62e0ed 100644
--- a/src/System/src/System.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="Compat/System.csproj" />
diff --git a/src/dir.props b/src/dir.props
index c79dd80eb7..64eb54685b 100644
--- a/src/dir.props
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@@ -1,3 +1,3 @@
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+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="..\dir.props" />
</Project>
diff --git a/src/dir.targets b/src/dir.targets
index 7e89d60ad4..2efc115b47 100644
--- a/src/dir.targets
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@@ -1,4 +1,4 @@
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<ErrorIfBuildToolsRestoredFromIndividualProject Condition="!Exists('$(ToolsDir)')">true</ErrorIfBuildToolsRestoredFromIndividualProject>
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diff --git a/src/dirs.proj b/src/dirs.proj
index 830b3ca1cb..71f6907575 100644
--- a/src/dirs.proj
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@@ -1,4 +1,4 @@
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+<Project ToolsVersion="14.0" DefaultTargets="BuildAndTest" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="dir.props" />
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diff --git a/src/mscorlib.WinRT-Facade/mscorlib.WinRT-Facade.builds b/src/mscorlib.WinRT-Facade/mscorlib.WinRT-Facade.builds
index a368692b96..ea501d91bb 100644
--- a/src/mscorlib.WinRT-Facade/mscorlib.WinRT-Facade.builds
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 08c2363246..b358b2e435 100644
--- a/src/mscorlib.WinRT-Facade/mscorlib.WinRT-Facade.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 3d1de49bb7..3f5dac7aac 100644
--- a/src/mscorlib/ref/Compat/mscorlib.csproj
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@@ -1,5 +1,5 @@
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/mscorlib/src/Compat/mscorlib.csproj b/src/mscorlib/src/Compat/mscorlib.csproj
index 39383a3c3f..6fc5e82ce5 100644
--- a/src/mscorlib/src/Compat/mscorlib.csproj
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<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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index 75628e877d..abe7486fac 100644
--- a/src/mscorlib/src/mscorlib.builds
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@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
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<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
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diff --git a/src/packages.builds b/src/packages.builds
index 99eb8085b4..42a2c959da 100644
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index 69fa304600..84ee567e48 100644
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diff --git a/src/publish.proj b/src/publish.proj
index 653fb20a36..2bac578309 100644
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+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), Packaging.props))\Packaging.props" />
<Import Project="$(ToolsDir)PublishContent.targets" />
diff --git a/src/ref.builds b/src/ref.builds
index 4bf366da8c..ffd28310a0 100644
--- a/src/ref.builds
+++ b/src/ref.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="*\ref\**\*.builds;*\ref\**\*.*proj">
diff --git a/src/sign.builds b/src/sign.builds
index c6ddb12fb3..125b7c3ace 100644
--- a/src/sign.builds
+++ b/src/sign.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="dir.props" />
<Import Project="..\dir.targets" />
diff --git a/src/src.builds b/src/src.builds
index 09ea36fe5d..cc651b2927 100644
--- a/src/src.builds
+++ b/src/src.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<ItemGroup>
<Project Include="*\src\*.builds" />
diff --git a/src/syncAzure.proj b/src/syncAzure.proj
index e8f3181789..7d34e17d27 100644
--- a/src/syncAzure.proj
+++ b/src/syncAzure.proj
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<Import Project="$([MSBuild]::GetDirectoryNameOfFileAbove($(MSBuildThisFileDirectory), dir.props))\dir.props" />
<PropertyGroup>
diff --git a/src/tests.builds b/src/tests.builds
index 262f1c023e..ba2bc25bf7 100644
--- a/src/tests.builds
+++ b/src/tests.builds
@@ -1,5 +1,5 @@
<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="12.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
<PropertyGroup>
<!-- Capture OSGroup passed to command line for setting default FilterToOSGroup value below -->
<_OriginalOSGroup>$(OSGroup)</_OriginalOSGroup>