diff --git a/.github/workflows/pr_title.yml b/.github/workflows/pr_title.yml
index 7f76decf8..670abd70f 100644
--- a/.github/workflows/pr_title.yml
+++ b/.github/workflows/pr_title.yml
@@ -7,7 +7,8 @@ on:
       - synchronize
     branches:
       - master
-        
+      - v9
+
 concurrency:
   group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true