diff --git a/MagickCore/quantize.c b/MagickCore/quantize.c
index f98e8aa..5e0e2f8 100644
--- a/MagickCore/quantize.c
+++ b/MagickCore/quantize.c
@@ -1249,7 +1249,7 @@
*/
q=image->colormap+image->colors;
alpha=(double) ((MagickOffsetType) node_info->number_unique);
- alpha=MagickEpsilonReciprocal(alpha);
+ alpha=PerceptibleReciprocal(alpha);
if (cube_info->associate_alpha == MagickFalse)
{
q->red=(double) ClampToQuantum(alpha*QuantumRange*
@@ -1283,7 +1283,7 @@
gamma;
gamma=(double) (QuantumScale*q->alpha);
- gamma=MagickEpsilonReciprocal(gamma);
+ gamma=PerceptibleReciprocal(gamma);
q->red=(double) ClampToQuantum(alpha*gamma*QuantumRange*
node_info->total_color.red);
q->green=(double) ClampToQuantum(alpha*gamma*QuantumRange*
@@ -2059,7 +2059,7 @@
weight=1.0;
for (i=0; i < ErrorQueueLength; i++)
{
- cube_info->weights[ErrorQueueLength-i-1]=MagickEpsilonReciprocal(weight);
+ cube_info->weights[ErrorQueueLength-i-1]=PerceptibleReciprocal(weight);
weight*=exp(log(((double) QuantumRange+1.0))/(ErrorQueueLength-1.0));
}
/*
