<VirtualHost XX.XXX.XX.XX:80>
        DocumentRoot /var/owncloud
        ServerName https://xx.xx.xx.xx/owncloud/

 </virtualhost>

Alias /owncloud  "/var/owncloud"

    <Directory "/var/owncloud">
        Options Indexes MultiViews
        AllowOverride None
        Order allow,deny
        Allow from all

</Directory>