diff --git a/Dockerfile_business b/Dockerfile_business
index 8c6a1ba..a30fd45 100644
--- a/Dockerfile_business
+++ b/Dockerfile_business
@@ -17,12 +17,12 @@ RUN GOOS=linux CGO_ENABLED=0 GOARCH=amd64 go build -o zyos cmd/business/main.go
 
 FROM ubuntu:xenial as prod
 LABEL maintainer="dengbiao"
-ENV TZ="Asia/Shanghai"
 
 # 时区纠正
+ENV TZ="Asia/Shanghai"
 RUN rm -f /etc/localtime \
-    && ln -sv /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
-    && echo "Asia/Shanghai" > /etc/timezone
+    && ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
+    && echo $TZ > /etc/timezone
 
 # 在build阶段复制可执行的go二进制文件app
 COPY --from=build /go/release/zyos ./zyos
diff --git a/Dockerfile_connect b/Dockerfile_connect
index f7d3a77..fec87b6 100644
--- a/Dockerfile_connect
+++ b/Dockerfile_connect
@@ -17,12 +17,12 @@ RUN GOOS=linux CGO_ENABLED=0 GOARCH=amd64 go build -o zyos cmd/connect/main.go
 
 FROM ubuntu:xenial as prod
 LABEL maintainer="dengbiao"
-ENV TZ="Asia/Shanghai"
 
 # 时区纠正
+ENV TZ="Asia/Shanghai"
 RUN rm -f /etc/localtime \
-    && ln -sv /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
-    && echo "Asia/Shanghai" > /etc/timezone
+    && ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
+    && echo $TZ > /etc/timezone
 
 # 在build阶段复制可执行的go二进制文件app
 COPY --from=build /go/release/zyos ./zyos
diff --git a/Dockerfile_logic b/Dockerfile_logic
index a92239b..484c360 100644
--- a/Dockerfile_logic
+++ b/Dockerfile_logic
@@ -17,12 +17,12 @@ RUN GOOS=linux CGO_ENABLED=0 GOARCH=amd64 go build -o zyos cmd/logic/main.go
 
 FROM ubuntu:xenial as prod
 LABEL maintainer="dengbiao"
-ENV TZ="Asia/Shanghai"
 
 # 时区纠正
+ENV TZ="Asia/Shanghai"
 RUN rm -f /etc/localtime \
-    && ln -sv /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
-    && echo "Asia/Shanghai" > /etc/timezone
+    && ln -snf /usr/share/zoneinfo/$TZ /etc/localtime \
+    && echo $TZ > /etc/timezone
 
 # 在build阶段复制可执行的go二进制文件app
 COPY --from=build /go/release/zyos ./zyos