diff --git a/library/PolyVoxCore/include/PolyVoxImpl/ArraySizesImpl.h b/library/PolyVoxCore/include/PolyVoxImpl/ArraySizesImpl.h
index 688d1840..6139f9c9 100644
--- a/library/PolyVoxCore/include/PolyVoxImpl/ArraySizesImpl.h
+++ b/library/PolyVoxCore/include/PolyVoxImpl/ArraySizesImpl.h
@@ -27,7 +27,7 @@ distribution.
 #define __PolyVox_ArraySizesImpl_H__
 
 #pragma region Headers
-#include "typedef.h"
+#include "TypeDef.h"
 #pragma endregion
 
 namespace PolyVox
@@ -62,4 +62,4 @@ namespace PolyVox
 
 #include "ArraySizesImpl.inl"
 
-#endif //__PolyVox_ArraySizesImpl_H__
\ No newline at end of file
+#endif //__PolyVox_ArraySizesImpl_H__