diff --git a/.github/workflows/pull_request.yml b/.github/workflows/pull_request.yml
index ab7f274bf..b09ca0d56 100644
--- a/.github/workflows/pull_request.yml
+++ b/.github/workflows/pull_request.yml
@@ -4,6 +4,10 @@ on:
   pull_request:
     types: [opened, reopened, synchronize]
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   tests:
     name: Test