diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index e18cabc..2d77d94 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,6 +11,10 @@ on:
       - 'python.entrypoint.sh'
   workflow_dispatch:
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   nodejs:
     runs-on: ubuntu-latest