diff --git a/Dockerfile b/Dockerfile
index 97ae10d..8cf9792 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -25,6 +25,7 @@ RUN mkdir /var/lib/dav/
 #RUN sed -i.bak -r 's/(User|Group) apache/\1 deploy/' /etc/apache2/httpd.conf
 RUN sed -i.bak 's/#ServerName www.example.com:80/ServerName svn.cpi.imtek.uni-freiburg.de:80/' /etc/apache2/httpd.conf
 RUN sed -i.bak 's/LogLevel warn/LogLevel debug/' /etc/apache2/httpd.conf
+RUN sed -i.bak 's/Listen 80/Listen 80\nListen 8000' /etc/apache2/httpd.conf
 #RUN sed -i.bak 's/#LoadModule deflate_module/LoadModule deflate_module/' /etc/apache2/httpd.conf
 #RUN sed -i.bak 's/#LoadModule logio_module/LoadModule logio_module/' /etc/apache2/httpd.conf