diff --git a/.gitea/workflows/pipeline.yaml b/.gitea/workflows/pipeline.yaml
index 43796b5..1281b41 100644
--- a/.gitea/workflows/pipeline.yaml
+++ b/.gitea/workflows/pipeline.yaml
@@ -17,6 +17,10 @@ on:
       - 'api/**'
       - '.gitea/workflows/pipeline.yaml'
 
+concurrency:
+  group: ci-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   frontend:
     runs-on: ubuntu-latest