diff --git a/plugins/libkolab/config.inc.php.dist b/plugins/libkolab/config.inc.php.dist
index 3a8476c3..82f679ea 100644
--- a/plugins/libkolab/config.inc.php.dist
+++ b/plugins/libkolab/config.inc.php.dist
@@ -13,7 +13,7 @@ $config['kolab_cache_refresh'] = '12h';
 $config['kolab_format_version']  = '3.0';
 
 // Optional override of the URL to read and trigger Free/Busy information of Kolab users
-// Defaults to https://<imap-server->/freebusy
+// Defaults to /freebusy or https://<imap-server->/freebusy
 $config['kolab_freebusy_server'] = null;
 
 // Enables listing of only subscribed folders. This e.g. will limit