diff --git a/docker/Dockerfile b/docker/Dockerfile
index 81ee582..6911694 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -18,7 +18,7 @@ RUN python setup.py install
 
 # Tear down building environment and delete git repository
 WORKDIR $BASEDIR
-RUN apt-get --purge autoremove -y git-core python python-setuptools
+RUN apt-get --purge autoremove -y git-core python-setuptools
 RUN rm -rf $BASEDIR/shadowsocks
 
 # Config file can be in a separated container