diff --git a/group_vars/dch-gw/dch-network.yml b/group_vars/dch-gw/dch-network.yml
index 41c643a..84591dd 100644
--- a/group_vars/dch-gw/dch-network.yml
+++ b/group_vars/dch-gw/dch-network.yml
@@ -9,7 +9,7 @@ dch_networks:
     dns_servers:
     - fd99:8dc7:6528::10:1
     dns_servers_v4:
-    - 172.31.0.4
+    - 172.30.0.4
     sla_id: 1
     ntp_servers:
     - tyrande.pyrocufflink.jazz
@@ -36,7 +36,7 @@ dch_networks:
     ipv4_address: 172.31.1.0/24
     router_iface: vlan101
     dns_servers_v4:
-    - 172.31.0.4
+    - 172.30.0.4
     sla_id: 101
     ntp_servers:
     - tyrande.pyrocufflink.jazz