diff --git a/Dockerfile b/Dockerfile
index 53d685c..2175cc5 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,6 +6,8 @@ COPY requirements.txt .
 
 RUN pip install -r requirements.txt --no-cache-dir
 
+ENV TZ=Asia/Shanghai
+
 COPY . .
 
 ENTRYPOINT ["python", "-m"]