diff --git a/pcsx2/x86/ix86-32/iR5900Shift.cpp b/pcsx2/x86/ix86-32/iR5900Shift.cpp
index 4a71094067..05e32bfec8 100644
--- a/pcsx2/x86/ix86-32/iR5900Shift.cpp
+++ b/pcsx2/x86/ix86-32/iR5900Shift.cpp
@@ -20,7 +20,7 @@
 #include "R5900OpcodeTables.h"
 #include "iR5900.h"
 
-#define NO_MMX 0
+#define NO_MMX 1
 
 using namespace x86Emitter;