Index: library/PolyVoxCore/source/Region.cpp
===================================================================
--- library/PolyVoxCore/source/Region.cpp	(revision 1418)
+++ library/PolyVoxCore/source/Region.cpp	(working copy)
@@ -22,6 +22,7 @@
 *******************************************************************************/
 
 #include "Region.h"
+#include <limits>
 
 namespace PolyVox
 {
Index: library/PolyVoxCore/include/Volume.h
===================================================================
--- library/PolyVoxCore/include/Volume.h	(revision 1418)
+++ library/PolyVoxCore/include/Volume.h	(working copy)
@@ -25,6 +25,7 @@
 #define __PolyVox_Volume_H__
 
 #include "PolyVoxImpl/Block.h"
+#include "Region.h"
 #include "PolyVoxForwardDeclarations.h"
 
 #include <limits>
Index: library/PolyVoxCore/include/ConstVolumeProxy.h
===================================================================
--- library/PolyVoxCore/include/ConstVolumeProxy.h	(revision 1418)
+++ library/PolyVoxCore/include/ConstVolumeProxy.h	(working copy)
@@ -25,6 +25,7 @@
 #define __PolyVox_ConstVolumeProxy_H__
 
 #include "PolyVoxForwardDeclarations.h"
+#include "Region.h"
 
 namespace PolyVox
 {
@@ -70,4 +71,4 @@
 	};
 }
 
-#endif //__PolyVox_ConstVolumeProxy_H__
\ No newline at end of file
+#endif //__PolyVox_ConstVolumeProxy_H__