diff --git a/wand/compare.c b/wand/compare.c
index c313774..369f084 100644
--- a/wand/compare.c
+++ b/wand/compare.c
@@ -267,10 +267,7 @@
         }
     }
   if (argc < 3)
-    {
-      (void) CompareUsage();
-      return(MagickTrue);
-    }
+    return(CompareUsage());
   channels=AllChannels;
   difference_image=NewImageList();
   similarity_image=NewImageList();