diff --git a/regtest/scripts/run b/regtest/scripts/run
index a6747fc659ca4985943364d6a6a1822fd84be5fa..1c881768f66983a29860e63817e789de6c121818 100755
--- a/regtest/scripts/run
+++ b/regtest/scripts/run
@@ -145,7 +145,7 @@ for file in *.reference ; do
     test -n "$out" && {
       echo FAILURE
       echo "Diff for ${file%.reference}:"
-      diff "${file}" "$new.zfix"
+      echo "$out"
     }
   else
     echo FAILURE