diff --git a/Dockerfile b/Dockerfile
index c59bc55..be6a111 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -12,7 +12,8 @@ RUN apk upgrade --update --available && \
       bash \
       vim \
       supervisor \
-    && rm -f /var/cache/apk/*
+    && rm -f /var/cache/apk/* \
+    && chmod -R 755 /var/lib/nginx
 
 ADD www /srv/http
 ADD nginx.conf /etc/nginx/nginx.conf
diff --git a/greptweet.service b/greptweet.service
index 48b9283..b65c1c6 100644
--- a/greptweet.service
+++ b/greptweet.service
@@ -11,7 +11,7 @@ Requires=docker.service
 TimeoutStartSec=0
 ExecStartPre=-/usr/bin/docker kill greptweet1
 ExecStartPre=-/usr/bin/docker rm greptweet1
-ExecStart=/usr/bin/docker run --name greptweet1 -v /srv/www/greptweet.com:/srv/http/u -p 80:80 hendry/greptweet
+ExecStart=/usr/bin/docker run --name greptweet1 -v /srv/www/greptweet.com:/srv/http/u -v /home/core/greptweet/www:/srv/http/ -p 80:80 hendry/greptweet
 ExecStop=/usr/bin/docker stop greptweet1
 
 [Install]
diff --git a/www/index.php b/www/index.php
index e0be99a..d45d696 100644
--- a/www/index.php
+++ b/www/index.php
@@ -24,18 +24,11 @@
 <button class="btn btn-primary btn-lg" id="b" type="submit">Fetch tweets</button>
 </form>
 
-<p>Tutorial video:
-<video controls preload="none">
-<source src='gt-intro.mp4' type='video/mp4'>
-<track label="English subtitles" kind="subtitles" srclang="en" src="gt-intro.vtt" default>
-</video>
-</p>
-
 <footer>
+<p><a href=tut-video.html>Tutorial screencast</a></p>
 <p>Version: <a href=https://github.com/kaihendry/Greptweet/commit/<?php include("version.txt"); ?>>
 <?php include("version.txt"); ?>
 </a></p>
-<p><?php echo 'Current PHP version: ' . phpversion();?></p>
 </footer>
 
 </body>