diff --git a/Dockerfile b/Dockerfile
index cbf7928a..5fb4763f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -26,6 +26,7 @@ RUN npm install && npm run build
 FROM alpine:3.12.0
 LABEL maintainer="MaysWind <i@mayswind.net>"
 RUN addgroup -S -g 1000 labapp && adduser -S -G labapp -u 1000 labapp
+RUN apk --no-cache add tzdata
 COPY docker/docker-entrypoint.sh /docker-entrypoint.sh
 RUN chmod +x /docker-entrypoint.sh
 RUN mkdir -p /usr/local/bin/labapp && chown 1000:1000 /usr/local/bin/labapp \