diff --git a/.github/workflows/develop.yml b/.github/workflows/develop.yml
index 460450a..1b45135 100644
--- a/.github/workflows/develop.yml
+++ b/.github/workflows/develop.yml
@@ -120,7 +120,7 @@ jobs:
         run: free -h
       - name: Run Pytest directly
         run: |
-          cd ./app/backend/ && pipenv install && pipenv run python -m pytest --disable-warnings
+          pip install -i https://pypi.tuna.tsinghua.edu.cn/simple pipenv && cd ./app/backend/ && pipenv install && pipenv run python -m pytest --disable-warnings
       - name: Pytest
         run: docker exec backend pipenv run python -m pytest -v
       # - name: Flake8