diff --git a/Dockerfile b/Dockerfile
index 7bcf2d4..8fbbe72 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,6 +2,7 @@ FROM node:20.17.0
 MAINTAINER Hain Wang <hailiang.hl.wang@gmail.com>
 
 RUN apt-get update
+RUN apt-cache search openjdk
 RUN apt-get install openjdk-11-jdk -y
 
 RUN npm install -g cnpm --registry=https://registry.npm.taobao.org