diff --git a/Dockerfile b/Dockerfile
index c08150d..1e6f017 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,7 +1,6 @@
 FROM centos:latest
 MAINTAINER xiaosong
 RUN yum update -y \
-&& yum swap fakesystemd systemd \
 && yum -y install wget vim tigervnc-server epel-release firefox \
 && yum -y groupinstall xfce
 RUN wget http://fpdownload.macromedia.com/get/flashplayer/pdc/11.2.202.635/install_flash_player_11_linux.x86_64.tar.gz \
@@ -12,7 +11,6 @@ RUN wget http://fpdownload.macromedia.com/get/flashplayer/pdc/11.2.202.635/insta
 && rm -rf flash_player install_flash_player_11_linux.x86_64.tar.gz /tmp/.X11-unix/*
 ADD ./conf/vncserver@:1.service /lib/systemd/system/vncserver@:1.service
 ADD ./conf/xstartup /root/.vnc/xstartup
-RUN echo "xiaosong" | /usr/bin/vncpasswd -f
-RUN systemctl enable vncserver@:1.service \
-&& systemctl start vncserver@:1.service
+RUN echo "xiaosong" | /usr/bin/vncpasswd -f > /root/.vnc/passwd
+RUN systemctl enable vncserver@:1.service
 EXPOSE 5901