diff --git a/.forgejo/workflows/ci.yml b/.forgejo/workflows/ci.yml
index 3186575..43f36f7 100644
--- a/.forgejo/workflows/ci.yml
+++ b/.forgejo/workflows/ci.yml
@@ -4,6 +4,9 @@ on:
     branches:
       - main
   pull_request:
+concurrency:
+  group: ci-${{ github.ref }}
+  cancel-in-progress: true
 jobs:
   check:
     name: Full Project Check