diff --git a/group_vars/ns.yml b/group_vars/ns.yml
index 6700dff..944a455 100644
--- a/group_vars/ns.yml
+++ b/group_vars/ns.yml
@@ -5,7 +5,7 @@ firewall_in:
   - {proto: udp, port: 53}
   - {proto: tcp, port: 80}
   - {proto: tcp, port: 443}
-#  - {proto: tcp, port: 853}
+  - {proto: tcp, port: 853}
 
 ifstated_config: ifstated-ns.conf
 network_carp_interfaces: