diff --git a/Dockerfile b/Dockerfile
index c6d1029..6f0763b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM python:3.10-slim-buster
 
 COPY requirements.txt /tmp/requirements.txt
 
-RUN pip install -r /tmp/requirements.txt
+RUN pip install -r /tmp/requirements.txt -i https://pypi.douban.com/simple
 
 COPY . /app