diff --git a/source/blender/blenlib/BLI_simd.hh b/source/blender/blenlib/BLI_simd.hh
index f7f0fd40..821957d8 100644
--- a/source/blender/blenlib/BLI_simd.hh
+++ b/source/blender/blenlib/BLI_simd.hh
@@ -27,7 +27,7 @@
 #elif defined(__SSE2__)
 /* Native SSE2 on Intel/AMD. */
 #  include <emmintrin.h>
-#  define BLI_HAVE_SSE2 1
+#  define BLI_HAVE_SSE2 0
 #else
 #  define BLI_HAVE_SSE2 0
 #endif