diff --git a/MagickWand/compare.c b/MagickWand/compare.c
index 4141bb0..6d4cefb 100644
--- a/MagickWand/compare.c
+++ b/MagickWand/compare.c
@@ -960,7 +960,7 @@
         else
           {
             (void) CompositeImage(composite_image,reconstruct_image,
-              CopyCompositeOp,MagickFalse,offset.x,offset.y,exception);
+              CopyCompositeOp,MagickTrue,offset.x,offset.y,exception);
             difference_image=CompareImages(image,composite_image,metric,
               &distortion,exception);
             if (difference_image != (Image *) NULL)