diff --git a/dockerfiles/stackage/Dockerfile b/dockerfiles/stackage/Dockerfile
deleted file mode 100644
index 22ed2bf..0000000
--- a/dockerfiles/stackage/Dockerfile
+++ /dev/null
@@ -1,20 +0,0 @@
-FROM python:3.6
-MAINTAINER Justin Wong <yuzhi.wang@tuna.tsinghua.edu.cn>
-
-RUN echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ jessie main contrib non-free" > /etc/apt/sources.list && \
-        echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ jessie-backports main contrib non-free" >> /etc/apt/sources.list && \
-        echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian/ jessie-updates main contrib non-free" >> /etc/apt/sources.list && \
-        echo "deb http://mirrors.tuna.tsinghua.edu.cn/debian-security/ jessie/updates main contrib non-free" >> /etc/apt/sources.list
-
-RUN apt-get update && \
-        apt-get install -y git aria2
-
-RUN pip3 install requests pyyaml
-
-RUN echo "en_US.UTF-8 UTF-8" > /etc/locale.gen && apt-get install -y locales -qq && locale-gen
-ENV LANG=en_US.UTF-8
-ENV LANGUAGE=en_US.UTF-8
-ENV LC_ALL=en_US.UTF-8
-
-ENV HOME=/tmp
-CMD /bin/bash