From ace06cb8a1ea92770863f847fa6e09be56affbd7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E5=B2=B3=E6=9D=BE?= <yuesong.xys@taobao.com>
Date: Tue, 18 Oct 2016 17:18:24 +0800
Subject: [PATCH] fix bug

---
 Dockerfile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index d8de0b2..d891bce 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,7 @@
 FROM ubuntu
 
-RUN apt-get install -y wget firefox xfce4 vnc4server
+RUN apt-get update -y \
+    && apt-get install -y wget firefox xfce4 vnc4server
 ENV DISPLAY=":1" VNC_COL_DEPTH=24 VNC_RESOLUTION=1280x800 VNC_PW=xiaosong
 RUN mkdir /root/.vnc/ \
     && wget http://fpdownload.macromedia.com/get/flashplayer/pdc/11.2.202.635/install_flash_player_11_linux.x86_64.tar.gz \