diff --git a/.gitea/workflows/pr.yml b/.gitea/workflows/pr.yml
index 19bae32..a277e68 100644
--- a/.gitea/workflows/pr.yml
+++ b/.gitea/workflows/pr.yml
@@ -5,6 +5,10 @@ on:
     branches:
       - main
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   check:
     name: Check
diff --git a/.gitea/workflows/workflow.yml b/.gitea/workflows/workflow.yml
index c142370..819c54f 100644
--- a/.gitea/workflows/workflow.yml
+++ b/.gitea/workflows/workflow.yml
@@ -5,6 +5,10 @@ on:
     branches:
       - main
 
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
 jobs:
   check:
     name: Check