diff --git a/postproc/swscale.c b/postproc/swscale.c
index 3bcbb8430f3a306286af6e69791533272154fd18..2d68bfd4f5c42615c263076f3ee5e554e58ba72a 100644
--- a/postproc/swscale.c
+++ b/postproc/swscale.c
@@ -10,6 +10,7 @@
 #include "../config.h"
 #include "swscale.h"
 #include "../mmx_defs.h"
+#undef MOVNTQ
 
 //#undef HAVE_MMX2
 //#undef HAVE_MMX
diff --git a/postproc/swscale_template.c b/postproc/swscale_template.c
index 3bcbb8430f3a306286af6e69791533272154fd18..2d68bfd4f5c42615c263076f3ee5e554e58ba72a 100644
--- a/postproc/swscale_template.c
+++ b/postproc/swscale_template.c
@@ -10,6 +10,7 @@
 #include "../config.h"
 #include "swscale.h"
 #include "../mmx_defs.h"
+#undef MOVNTQ
 
 //#undef HAVE_MMX2
 //#undef HAVE_MMX