1 files changed, 6 insertions, 1 deletions
diff --git a/source/blender/freestyle/intern/view_map/ViewEdgeXBuilder.h b/source/blender/freestyle/intern/view_map/ViewEdgeXBuilder.h
index 91a2b41d89b..c1b228c13c6 100644
--- a/source/blender/freestyle/intern/view_map/ViewEdgeXBuilder.h
+++ b/source/blender/freestyle/intern/view_map/ViewEdgeXBuilder.h
@@ -47,9 +47,12 @@
 
 #include "../system/FreestyleConfig.h"
 
-using namespace Geometry;
 using namespace std;
 
+namespace Freestyle {
+
+using namespace Geometry;
+
 class SVertex;
 
 /*! Defines a hash table used for searching the SVertex */
@@ -278,4 +281,6 @@ protected:
 	ViewShape *_pCurrentVShape;
 };
 
+} /* namespace Freestyle */
+
 #endif  // __FREESTYLE_VIEW_EDGE_X_BUILDER_H__