diff --git a/.gitea/workflows/pr-automation.yml b/.gitea/workflows/pr-automation.yml
index 663576e21..13f1dfbc3 100755
--- a/.gitea/workflows/pr-automation.yml
+++ b/.gitea/workflows/pr-automation.yml
@@ -8,6 +8,10 @@ on:
 permissions:
   contents: read
 
+concurrency:
+  group: pr-automation-${{ gitea.event.pull_request.number }}
+  cancel-in-progress: true
+
 jobs:
   auto-approve:
     name: Auto Approve on CI Green