diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index 9094e95..4a38cc6 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -1,7 +1,7 @@
 name: ci
 
 concurrency:
-  group: $-$
+  group: ${{ github.workflow }}-${{ github.ref }}
   cancel-in-progress: true
 
 on: