diff --git a/16/Dockerfile b/16/Dockerfile
index 7682f7f..c682e92 100644
--- a/16/Dockerfile
+++ b/16/Dockerfile
@@ -1,28 +1,13 @@
-FROM repository.anxinyun.cn/devops/alpine:3-tz-hw
+FROM node:16-alpine3.15
   
-ENV NODE_VERSION=16.15.1
-
-ARG ARCH="x64"
-
-ARG NODE_BINARY="node-v$NODE_VERSION-linux-$ARCH-musl"
-
-COPY "${NODE_BINARY}.tar.xz" /tmp
-
-RUN addgroup -g 1000 node; \
-    adduser -u 1000 -G node -s /bin/sh -D node; \
-    set -eu; \ 
-    apk add --no-cache libstdc++ ; \
-    # 网络问题不能直接下载，手动下载
-    # wget "https://unofficial-builds.nodejs.org/download/release/v$NODE_VERSION/${NODE_BINARY}.tar.xz" -P /tmp ; \           
-    tar -xJf "/tmp/${NODE_BINARY}.tar.xz" -C /usr/local --strip-components=1 --no-same-owner ; \
-    ln -s /usr/local/bin/node /usr/local/bin/nodejs; \
-    rm -f "/tmp/${NODE_BINARY}.tar.xz"; \
-    node --version; \
-    npm --version; \
+RUN set -eu; \
+    sed -i 's/dl-cdn.alpinelinux.org/mirrors.ustc.edu.cn/g' /etc/apk/repositories; \
+    apk add --no-cache tzdata \
+    && cp /usr/share/zoneinfo/Asia/Shanghai /etc/localtime \
+    && echo "Asia/Shanghai" > /etc/timezone \
+    && apk del tzdata; \
     npm config set registry https://registry.npm.taobao.org; \
-    cp /root/.npmrc  /home/node/ ; \
+    cp /root/.npmrc  /home/node; \
     chown node:node /home/node/.npmrc
 
 USER node
-
-CMD [ "node" ]
\ No newline at end of file
diff --git a/16/node-v16.15.1-linux-x64-musl.tar.xz b/16/node-v16.15.1-linux-x64-musl.tar.xz
deleted file mode 100644
index 94b8fc2..0000000
Binary files a/16/node-v16.15.1-linux-x64-musl.tar.xz and /dev/null differ