diff --git a/Dockerfile b/Dockerfile
index 1a75497..00fda1a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@ FROM ubuntu:14.04
 
 MAINTAINER Tomohisa Kusano <siomiz@gmail.com>
 
-ENV CHROME_REMOTE_DESKTOP_DEFAULT_DESKTOP_SIZES 1024x768
+ENV CHROME_REMOTE_DESKTOP_DEFAULT_DESKTOP_SIZES 1920x1080
 
 COPY copyables /
 
diff --git a/copyables/etc/supervisor/conf.d/supervisord-crdonly.conf b/copyables/etc/supervisor/conf.d/supervisord-crdonly.conf
index 976e87e..65530df 100644
--- a/copyables/etc/supervisor/conf.d/supervisord-crdonly.conf
+++ b/copyables/etc/supervisor/conf.d/supervisord-crdonly.conf
@@ -2,7 +2,7 @@
 nodaemon=true
 
 [program:crd]
-environment=HOME="/home/chrome",USER="chrome",CHROME_REMOTE_DESKTOP_DEFAULT_DESKTOP_SIZES="1024x768"
+environment=HOME="/home/chrome",USER="chrome",CHROME_REMOTE_DESKTOP_DEFAULT_DESKTOP_SIZES="1920x1080"
 command=/usr/bin/python /opt/google/chrome-remote-desktop/chrome-remote-desktop --start --foreground --config=/home/chrome/.config/chrome-remote-desktop/~host.json
 user=chrome
 autorestart=true