diff --git a/.gitea/workflows/ci.yml b/.gitea/workflows/ci.yml
index 409763f..dfd0c70 100644
--- a/.gitea/workflows/ci.yml
+++ b/.gitea/workflows/ci.yml
@@ -38,13 +38,24 @@ jobs:
           sudo update-alternatives --install /usr/bin/python3 python3 /usr/bin/python3.11 1
           python3 --version
 
+      - name: 设置 pip 国内镜像源
+        run: |
+          mkdir -p ~/.pip
+          cat > ~/.pip/pip.conf << EOF
+          [global]
+          index-url = https://pypi.tuna.tsinghua.edu.cn/simple
+          trusted-host = files.pythonhosted.org
+          trusted-host = pypi.org
+          trusted-host = pypi.python.org
+          EOF
+
       - name: 安装后端依赖
         working-directory: back
         run: |
           python3.11 -m venv venv
           source venv/bin/activate
           pip install --upgrade pip
-          pip install -i https://pypi.tuna.tsinghua.edu.cn/simple -r requirements.txt
+          pip install -r requirements.txt
 
       - name: 安装 Docker
         run: |