diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 70cead22..e16981a2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -8,6 +8,9 @@ env:
   CACHIX_AUTH_TOKEN: ${{ secrets.CACHIX_AUTH_TOKEN }}
   CARGO_INCREMENTAL: 0
   CARGO_TERM_COLOR: always
+concurrency:
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
 permissions:
   contents: read
 jobs: