diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 9800ad8..4cbf0d5 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -2,6 +2,10 @@ name: PR
 
 on: pull_request
 
+concurrency:
+  group: ${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   lint-entrypoint-py:
     name: Lint entrypoint.py