diff --git a/doc/uhub.conf b/doc/uhub.conf
index 2b34761..e69f700 100644
--- a/doc/uhub.conf
+++ b/doc/uhub.conf
@@ -13,6 +13,9 @@
 server_port=1511
 server_bind_addr=any
 
+# Alternative server ports
+# server_alt_ports = 1512, 1513
+
 # The maximum amount of users allowed on the hub.
 max_users=500