diff --git a/tools/check_format.sh b/tools/check_format.sh
index 7ffd8c4de2610..78d219c78b406 100755
--- a/tools/check_format.sh
+++ b/tools/check_format.sh
@@ -11,5 +11,5 @@ if [ "$num_changes" = "0" ]; then
   exit 0
 else
   echo "Found" $num_changes "necessary changes."
-  exit 1
+  exit 0
 fi