diff --git a/fb/fbmmx.c b/fb/fbmmx.c
index ba649393f..a0a7656e2 100644
--- a/fb/fbmmx.c
+++ b/fb/fbmmx.c
@@ -146,8 +146,8 @@ pix_multiply (__m64 a, __m64 b)
     __m64 res;
     
     res = _mm_mullo_pi16 (a, b);
-    res = _mm_adds_pu16 (res, _mm_srli_pi16 (res, 8));
     res = _mm_adds_pu16 (res, MC(4x0080));
+    res = _mm_adds_pu16 (res, _mm_srli_pi16 (res, 8));
     res = _mm_srli_pi16 (res, 8);
     
     return res;