diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a415239685..1959936c78 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -2,6 +2,12 @@ name: Ubuntu CI
 
 on: [push, pull_request]
 
+# Every time you make a push to your PR, it cancel immediately the previous checks,
+# and start a new one. The other runner will be available more quickly to your PR.
+concurrency:
+  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
+  cancel-in-progress: true
+
 jobs:
   focal-ci:
     runs-on: ubuntu-latest