diff --git a/Dockerfile b/Dockerfile
index 531d1d75..965818a0 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,9 +1,5 @@
 # images
-FROM python:3.6
-
-#用ubuntu国内源替换默认源
-RUN rm /etc/apt/sources.list
-COPY sources.list /etc/apt/sources.list
+FROM ubuntu:latest
 
 # source files
 ADD . /opt/crawlab
@@ -28,9 +24,9 @@ RUN apt-get install -y mongodb-org
 RUN mongod >> /var/log/mongod.log 2>&1 &
 
 # install python
-#RUN apt-get install -y python python3 python3-pip 
-#RUN ln -s /usr/bin/pip3 /usr/local/bin/pip
-#RUN ln -s /usr/bin/python3 /usr/local/bin/python
+RUN apt-get install -y python python3 python3-pip 
+RUN ln -s /usr/bin/pip3 /usr/local/bin/pip
+RUN ln -s /usr/bin/python3 /usr/local/bin/python
 #RUN git clone git://github.com/yyuu/pyenv.git ~/.pyenv
 #ENV PYENV_ROOT "$HOME/.pyenv"
 #ENV PATH "$PYENV_ROOT/bin:$PATH"