diff --git a/pcsx2/Memory.c b/pcsx2/Memory.c
index 5ece870e7e..a080322641 100644
--- a/pcsx2/Memory.c
+++ b/pcsx2/Memory.c
@@ -132,7 +132,7 @@ PSMEMORYMAP initMemoryMap(ULONG_PTR* aPFNs, ULONG_PTR* aVFNs)
 
 // only do vm hack for release
 #ifndef PCSX2_DEVBUILD
-//#define VM_HACK
+#define VM_HACK
 #endif
 
 // virtual memory blocks
diff --git a/pcsx2/System.h b/pcsx2/System.h
index 3af3d3417a..4ca37ea18a 100644
--- a/pcsx2/System.h
+++ b/pcsx2/System.h
@@ -39,7 +39,7 @@ typedef struct _PSMEMORYBLOCK
 {
 #ifdef _WIN32
     int NumberPages;
-	PULONG_PTR aPFNs;
+	uptr* aPFNs;
 	uptr* aVFNs; // virtual pages that own the physical pages
 #else
     int fd; // file descriptor