diff --git a/build/package/backup.Dockerfile b/build/package/backup.Dockerfile
index cc900b8..f76105c 100644
--- a/build/package/backup.Dockerfile
+++ b/build/package/backup.Dockerfile
@@ -1,6 +1,7 @@
 FROM alpine:latest
 LABEL maintainer="deepzz.qi@gmail.com"
 
+RUN apk add --update --no-cache tzdata
 COPY README.md /app/README.md
 COPY CHANGELOG.md /app/CHANGELOG.md
 COPY LICENSE /app/LICENSE
diff --git a/build/package/eiblog.Dockerfile b/build/package/eiblog.Dockerfile
index b565ba5..3baf308 100644
--- a/build/package/eiblog.Dockerfile
+++ b/build/package/eiblog.Dockerfile
@@ -1,6 +1,7 @@
 FROM alpine:latest
 LABEL maintainer="deepzz.qi@gmail.com"
 
+RUN apk add --update --no-cache tzdata
 COPY README.md /app/README.md
 COPY CHANGELOG.md /app/CHANGELOG.md
 COPY LICENSE /app/LICENSE