--- branches/release-1_3-branch/xvidcore/src/utils/mbtransquant.c	2011/10/25 10:57:35	2052
+++ branches/release-1_3-branch/xvidcore/src/utils/mbtransquant.c	2011/11/04 15:23:46	2053
@@ -782,7 +782,7 @@
 
 	u = ((u + iCSF_Round[index]) * iCSF_Coeff[index]) >> 16;
 
-	return (((Lambda*u*u)>>4) + 4*Lambda*dQ*dQ) / 5;
+	return Lambda*((((u*u)>>4) + 4*(dQ*dQ))/5);
 }
 
 /* this routine has been strippen of all debug code */