diff --git a/.gitea/workflows/demo.yaml b/.gitea/workflows/demo.yaml
index 8afc234..383edbd 100644
--- a/.gitea/workflows/demo.yaml
+++ b/.gitea/workflows/demo.yaml
@@ -37,7 +37,7 @@ jobs:
     runs-on: runner
     needs: build-services  # 依赖构建阶段
     steps:
-      - uses: actions/checkout@v4
+      - uses: https://gitea.youtukeji.com.cn/actions/checkout@v4
 
       - name: Start Docker Compose
         run: |