diff --git a/regtest/scripts/run b/regtest/scripts/run
index 908c4371d336f0afcb6c1e978561dc0fa4dadd78..3f9456899f81b022fe866c7d4864abb08930c019 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