diff --git a/source/gamemem.h b/source/gamemem.h
index 2aa13d2..5e4ec69 100755
--- a/source/gamemem.h
+++ b/source/gamemem.h
@@ -1,6 +1,8 @@
 #ifndef __GAMEMEM
 #define __GAMEMEM
 
+#include <stdio.h>
+
 #define MemoryAllocateBlock(size) ((void*)NewPtr(size))
 #define MemoryResizeBlock(ptr,size) (SetPtrSize((Ptr)(ptr),size))
 #define MemoryFreeBlock(ptr) DisposePtr((Ptr)(ptr))
@@ -8,6 +10,7 @@
 #define MemoryAllocateZeroedBlock(size) ((void*)NewPtrClear(size))	//allocated block of zeros
 #define MemoryBlockSize(ptr) GetPtrSize((Ptr)(ptr))				//size of an allocated block
 
-#define MemoryMove(dest,source,n) BlockMoveData(source,dest,n)
+// #define MemoryMove(dest,source,n) BlockMoveData(source,dest,n)
+#define MemoryMove(dest,source,n) memmove(dest,source,n)
 
 #endif
\ No newline at end of file