diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 355174d..e78bc89 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,6 +11,10 @@ on:
       - 'master'
       - 'release'
 
+concurrency:
+  group: build-${{ github.event.pull_request.number || github.ref }}
+  cancel-in-progress: true
+
 jobs:
   build:
     name: build