diff --git a/PerlMagick/demo/demo.pl b/PerlMagick/demo/demo.pl
index d630422..feaa8fe 100644
--- a/PerlMagick/demo/demo.pl
+++ b/PerlMagick/demo/demo.pl
@@ -130,7 +130,7 @@
 print "Convolve...\n";
 $example=$model->Clone();
 $example->Label('Convolve');
-$example->Convolve([1, 1, 1, 1, 4, 1, 1, 1, 1]);
+$example->Convolve([0.0.125, 0.0.125, 0.0.125, 0.0.125, 1, 0.0.125, 0.0.125, 0.0.125, 0.0.125]);
 push(@$images,$example);
 
 print "Crop...\n";