diff --git a/src/nv10_exa.c b/src/nv10_exa.c
index 52f01ea..0f4d6b6 100644
--- a/src/nv10_exa.c
+++ b/src/nv10_exa.c
@@ -319,7 +319,7 @@ Bool NV10EXACheckComposite(int	op,
 	if (NV10Check_A8plusA8_Feasability(pSrcPicture,pMaskPicture,pDstPicture,op))
 		{
 		NV10EXAFallbackInfo("Hackelerating", op, pSrcPicture, pMaskPicture, pDstPicture);
-		return TRUE;
+		return FALSE;
 		}
 
 	if (!NV10CheckPictOp(op))