diff --git a/include/PolyVox/Impl/MarchingCubesTables.h b/include/PolyVox/Impl/MarchingCubesTables.h
index 793208d3..5e930958 100644
--- a/include/PolyVox/Impl/MarchingCubesTables.h
+++ b/include/PolyVox/Impl/MarchingCubesTables.h
@@ -24,7 +24,7 @@ freely, subject to the following restrictions:
 #ifndef __PolyVox_MarchingCubeTables_H__
 #define __PolyVox_MarchingCubeTables_H__
 
-#include "PolyVox/Impl/TypeDef.h"
+#include "PolyVox/Impl/PlatformDefinitions.h"
 
 #include <cstdint>
 
diff --git a/include/PolyVox/Impl/RandomVectors.h b/include/PolyVox/Impl/RandomVectors.h
index 346587f6..f4ec0d50 100644
--- a/include/PolyVox/Impl/RandomVectors.h
+++ b/include/PolyVox/Impl/RandomVectors.h
@@ -24,7 +24,7 @@ freely, subject to the following restrictions:
 #ifndef __PolyVox_RandomVectors_H__
 #define __PolyVox_RandomVectors_H__
 
-#include "PolyVox/Impl/TypeDef.h"
+#include "PolyVox/Impl/PlatformDefinitions.h"
 
 #include "PolyVox/Vector.h"