diff --git a/.github/workflows/test.yaml b/.github/workflows/test.yaml
index 840332f..2ccbf9c 100644
--- a/.github/workflows/test.yaml
+++ b/.github/workflows/test.yaml
@@ -10,6 +10,10 @@ on:
     branches:
     - master
 
+concurrency:
+  group: test-${{ github.head_ref }}
+  cancel-in-progress: true
+
 jobs:
   test:
     runs-on: ${{ matrix.os }}