diff --git a/.gitea/workflows/demo.yaml b/.gitea/workflows/demo.yaml
index 2ea54ed..6426a1f 100644
--- a/.gitea/workflows/demo.yaml
+++ b/.gitea/workflows/demo.yaml
@@ -10,7 +10,9 @@ jobs:
       - name: Use gitea Node.js  
         uses: https://gitea.com/actions/setup-node@v4 
         with:
-          node-version: '14'  # 确保这是与你的项目兼容的Node.js版本  
+          node-version: '14' 
+      - name: Install Yarn
+        run: npm install -g yarn
       - name: Install dependencies  
         run: yarn install
       - name: Build Docusaurus website