diff --git a/Dockerfile b/Dockerfile
index 3b9b85c..045df2d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,13 +1,8 @@
-FROM python:3-stretch
+FROM python:3.7-buster
 MAINTAINER Justin Wong <yuzhi.wang@tuna.tsinghua.edu.cn>
 
-RUN echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ stretch main contrib non-free" > /etc/apt/sources.list && \
-        echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ stretch-backports main contrib non-free" >> /etc/apt/sources.list && \
-        echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ stretch-updates main contrib non-free" >> /etc/apt/sources.list && \
-        echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian-security/ stretch/updates main contrib non-free" >> /etc/apt/sources.list
-
 RUN apt-get update && \
-        apt-get install -y wget curl rsync lftp git jq python-dev python-pip yum-utils createrepo aria2 awscli ack
+        apt-get install -y wget curl rsync lftp git jq python-dev python-pip yum-utils createrepo aria2 awscli ack composer php-curl php-zip
         
 RUN STATIC_DEPS=true pip3 install pyquery
 RUN pip3 install requests pyyaml bandersnatch==3.6.0