diff --git a/include/SDL_cpuinfo.h b/include/SDL_cpuinfo.h
index 22d04a7ca..624e9bfff 100644
--- a/include/SDL_cpuinfo.h
+++ b/include/SDL_cpuinfo.h
@@ -32,7 +32,7 @@
 
 /* Need to do this here because intrin.h has C++ code in it */
 /* Visual Studio 2005 has a bug where intrin.h conflicts with winnt.h */
-#if defined(_MSC_VER) && (_MSC_VER >= 1500)
+#if defined(_MSC_VER) && (_MSC_VER >= 1500) && (defined(_M_IX86) || defined(_M_X64))
 #include <intrin.h>
 #ifndef _WIN64
 #define __MMX__