diff --git a/contrib/phab-refresh-stack.sh b/contrib/phab-refresh-stack.sh
--- a/contrib/phab-refresh-stack.sh
+++ b/contrib/phab-refresh-stack.sh
@@ -6,7 +6,7 @@
 
 if [[ $revision_in_stack -eq 0 ]]; then
     echo "stack is empty" >&2
-    exit 1
+    exit 0
 fi
 
 if [[ $revision_on_phab -eq 0 ]]; then