diff --git a/Dockerfile b/Dockerfile
index 8b9e7dc..907ad6b 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,6 @@
 FROM dockerproxy.com/veejar/python-ta-lib
 ENV PYTHONIOENCODING=utf-8
-ENV TIME_ZONE Asia/Shanghai
-
+ENV TZ Asia/Shanghai
 
 WORKDIR /opt/
 COPY ["./", "/opt/"]