diff --git a/.github/stale.yml b/.github/stale.yml
index 6e9d9509c23..66942591b1f 100644
--- a/.github/stale.yml
+++ b/.github/stale.yml
@@ -12,7 +12,7 @@ pulls:
     - S-WIP
     - T-backport-it
     - T-security
-  markComment: >
+  markComment: |
     Sorry to bother you, but we noticed there has't been any activity on this
     pull request for 60 days. Because we have to deal with a lot of pull
     requests, we use this stupid bot to automatically mark it as stale.