diff --git a/Dockerfile b/Dockerfile
index c0eb11a..8ec7321 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
-FROM  alpine:3.9 AS build-env
+FROM  ubuntu:focal AS build-env
 
-RUN apk add build-base make sqlite-dev zlib-dev readline-dev nodejs npm openssl-dev
+RUN apt-get update &&  DEBIAN_FRONTEND="noninteractive" apt-get --yes --no-install-recommends install build-essential make libsqlite3-dev zlib1g-dev libreadline-dev nodejs npm libssl-dev
 COPY download /download
 RUN cd /download/antd-1.0.6b && ./configure --prefix=/usr/  && make && make install
 RUN cd /download/lua-0.5.2b && ./configure --prefix=/opt/www  && make && make install
@@ -13,15 +13,32 @@ RUN cd /download/antd-publishers-0.1.0a && ./configure --prefix=/opt/www  && mak
 RUN mkdir -p /opt/www/htdocs
 RUN cd /download/antd-web-apps && BUILDDIR=/opt/www/htdocs PROJS=os make
 RUN rm /opt/www/htdocs/index.ls
+RUN npm config set strict-ssl false
 RUN cd /download/antos && npm install terser uglifycss typescript -g && npm install @types/jquery && BUILDDIR=/opt/www/htdocs/os make release
 
-FROM alpine:3.9
-RUN apk add --no-cache sqlite-dev zlib readline openssl curl
+FROM  ubuntu:focal AS deploy-env
+RUN apt-get update && apt-get --yes --no-install-recommends install libsqlite3-0 zlib1g libreadline8 libssl1.1
+RUN apt clean &&  rm -rf /var/lib/apt/lists/*
+RUN mkdir /ulib
+RUN cp -rf /lib/*-linux-*/libsqlite3* /ulib
+RUN cp -rf /lib/*-linux-*/libreadline* /ulib
+RUN cp -rf /lib/*-linux-*/libncurse* /ulib
+RUN cp -rf /lib/*-linux-*/libz* /ulib
+RUN cp -rf /lib/*-linux-*/libcrypt* /ulib
+RUN cp -rf /lib/*-linux-*/libdl* /ulib
+RUN cp -rf /lib/*-linux-*/libm* /ulib
+RUN cp -rf /lib/*-linux-*/libpthread* /ulib
+RUN cp -rf /lib/*-linux-*/libssl* /ulib
+RUN cp -rf /lib/*-linux-*/libc* /ulib
+RUN cp -rf /lib/*-linux-*/libgcc* /ulib
+RUN cp -rf /lib/*-linux-*/ld* /ulib
 
-COPY start.sh /start.sh
-RUN chmod 700 /start.sh
+FROM busybox:stable-glibc
+#copy all necessary libraries
+COPY --from=deploy-env /ulib/* /lib/
 COPY --from=build-env /usr/bin/antd /usr/bin/antd
 COPY --from=build-env /usr/lib/libantd* /usr/lib/
 COPY --from=build-env /opt/www /opt/www
+COPY start.sh /start.sh
+RUN chmod 700 /start.sh
 ENTRYPOINT /start.sh
-# ENTRYPOINT /bin/sh
diff --git a/start.sh b/start.sh
index 1f26d29..e74cdc2 100755
--- a/start.sh
+++ b/start.sh
@@ -8,7 +8,7 @@ mkdir -p /app/data/database
 mkdir -p /app/data/tmp
 [ ! -e "/home/$ANTOS_USER" ] && ln -sf /app/data/home "/home/$ANTOS_USER"
 adduser --home "/home/$ANTOS_USER" --disabled-password --gecos "" "$ANTOS_USER"
-echo -e "$ANTOS_PASSWORD\n$ANTOS_PASSWORD" | passwd "$ANTOS_USER"
+echo "$ANTOS_USER:$ANTOS_PASSWORD" | /bin/chpasswd
 # start antd-tunnel service
 /usr/bin/antd /app/antd-config.ini &
 sleep 1