diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index fd270f2..edc08e5 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -9,6 +9,10 @@ on:
       - "[0-9]+.[0-9]+.x"
       - "renovate/*"
 
+concurrency:
+  group: ${{ github.workflow_ref }}
+  cancel-in-progress: true
+
 jobs:
   static-analysis-coding-standard:
     name: "Static Analysis by patchlevel/coding-standard"