diff --git a/.github/workflows/pr_title.yml b/.github/workflows/pr_title.yml
index 7525a726..2a53261b 100644
--- a/.github/workflows/pr_title.yml
+++ b/.github/workflows/pr_title.yml
@@ -5,7 +5,7 @@ on:
       - opened
       - edited
       - synchronize
-    branch:
+    branches:
       - develop
 
 jobs: