diff --git a/.github/workflows/pr.yml b/.github/workflows/pr.yml
index 9f5302f..112bd3c 100644
--- a/.github/workflows/pr.yml
+++ b/.github/workflows/pr.yml
@@ -3,7 +3,7 @@ name: PR
 on: pull_request
 
 concurrency:
-  group: ${{ github.ref }}
+  group: pr-${{ github.ref }}
   cancel-in-progress: true
 
 jobs: