diff --git a/build-docker/dbswitch/Dockerfile b/build-docker/dbswitch/Dockerfile
index 6451ee8d..acabab39 100644
--- a/build-docker/dbswitch/Dockerfile
+++ b/build-docker/dbswitch/Dockerfile
@@ -9,6 +9,9 @@ RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
 ENV TZ=Asia/Shanghai
 RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
 
+ENV TZ=Asia/Shanghai
+RUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezone
+
 ADD dbswitch-release.tar.gz  /
 
 EXPOSE      9088