diff --git a/.github/workflows/check.yml b/.github/workflows/check.yml
index 47f37323a..41f213d79 100644
--- a/.github/workflows/check.yml
+++ b/.github/workflows/check.yml
@@ -8,6 +8,10 @@ on:
     branches:
       - main
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   check:
     runs-on: macos-15