1 files changed, 1 insertions, 2 deletions
diff --git a/source/blender/depsgraph/intern/depsgraph_type.h b/source/blender/depsgraph/intern/depsgraph_type.h
index 3d386695e6c..12150320391 100644
--- a/source/blender/depsgraph/intern/depsgraph_type.h
+++ b/source/blender/depsgraph/intern/depsgraph_type.h
@@ -54,6 +54,7 @@ namespace DEG {
 
 /* Commonly used types. */
 using blender::Map;
+using blender::Optional;
 using blender::Set;
 using blender::Span;
 using blender::StringRef;
@@ -61,9 +62,7 @@ using blender::StringRefNull;
 using blender::Vector;
 using blender::VectorSet;
 using std::deque;
-using std::map;
 using std::pair;
-using std::set;
 using std::string;
 using std::unique_ptr;