diff --git a/Dockerfile b/Dockerfile
index 25102ca..e05ee20 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,10 +2,11 @@ FROM node:current-alpine3.12
 
 #拷贝公钥免密克隆仓库代码
 COPY .ssh /root/
+RUN md5sum /root/.ssh/*
 RUN mkdir /app
 #拷贝自动更新部署应用的命令
 COPY shell/* /app/
-#使用阿里云镜像源安装git
+#使用阿里云镜像源安装git和openssh
 RUN sed -i 's/dl-cdn.alpinelinux.org/mirrors.aliyun.com/g' /etc/apk/repositories && apk update && apk add git openssh
 #拷贝应用代码
 WORKDIR /app