diff --git a/.github/workflows/auto-milestone.yml b/.github/workflows/auto-milestone.yml
index b7e2b4479cf..22226f1158b 100644
--- a/.github/workflows/auto-milestone.yml
+++ b/.github/workflows/auto-milestone.yml
@@ -3,6 +3,7 @@ on:
   pull_request:
     types:
       - opened
+      - reopened
       - closed
 
 jobs: