diff --git a/dockerfiles/node.dockerfile b/dockerfiles/node.dockerfile
index bfc1db9..884ec2f 100644
--- a/dockerfiles/node.dockerfile
+++ b/dockerfiles/node.dockerfile
@@ -2,7 +2,7 @@ FROM node:current-alpine as base
 LABEL maintainer="locietta@qq.com"
 # used for blog deployment
 
-RUN apk upgrade --no-cache && apk add --no-cache git
+RUN apk upgrade --no-cache && apk add --no-cache git tar
 RUN npm i --location=global pnpm && npm cache clean --force
 
 FROM scratch