diff --git a/source/build/include/mdsprite.h b/source/build/include/mdsprite.h
index b85449204..a6ab29fbd 100644
--- a/source/build/include/mdsprite.h
+++ b/source/build/include/mdsprite.h
@@ -4,7 +4,11 @@
 #ifdef USE_OPENGL
 #include "hightile.h"
 
+#if defined(_M_IX86) || defined(_M_AMD64) || defined(__i386) || defined(__x86_64)
+#define SHIFTMOD32(a) (a)
+#else
 #define SHIFTMOD32(a) ((a)&31)
+#endif
 
 #define IDP2_MAGIC 0x32504449
 #define IDP3_MAGIC 0x33504449