diff --git a/wand/deprecate.c b/wand/deprecate.c
index 660c6a6..7f43fb5 100644
--- a/wand/deprecate.c
+++ b/wand/deprecate.c
@@ -857,7 +857,7 @@
if (bordercolor != (PixelWand *) NULL)
PixelGetQuantumColor(bordercolor,&target);
wand->images->fuzz=fuzz;
- status=MatteFloodfillImage(wand->images,target,RoundToQuantum(
+ status=MatteFloodfillImage(wand->images,target,ClampToQuantum(
(MagickRealType) QuantumRange-QuantumRange*alpha),x,y,bordercolor !=
(PixelWand *) NULL ? FillToBorderMethod : FloodfillMethod);
if (status == MagickFalse)