diff --git a/.github/workflows/bun-ci.yml b/.github/workflows/bun-ci.yml
index 3838d12..62ece5b 100644
--- a/.github/workflows/bun-ci.yml
+++ b/.github/workflows/bun-ci.yml
@@ -1,5 +1,9 @@
 name: Bun CI
 
+concurrency:
+  group: bun-ci-${{ github.ref }}
+  cancel-in-progress: true
+
 on:
   push:
     branches: [main]