diff --git a/Dockerfile b/Dockerfile
index 9418974..545eab8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -9,5 +9,9 @@ RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.ustc.edu.cn/g' /etc/apk/repositorie
 FROM alpine:latest
 WORKDIR /root/
 COPY --from=builder /root/vlmcsd/bin/vlmcsd /usr/bin/vlmcsd
+RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.ustc.edu.cn/g' /etc/apk/repositories && \
+    apk add tzdata && \
+    cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime && \
+    echo "Asia/Shanghai" > /etc/timezone
 EXPOSE 1688/tcp
 CMD [ "/usr/bin/vlmcsd", "-D", "-d","-e","-v"]