diff --git a/group_vars/dch-gw/dch-network.yml b/group_vars/dch-gw/dch-network.yml
index 318ccc9..211f1bf 100644
--- a/group_vars/dch-gw/dch-network.yml
+++ b/group_vars/dch-gw/dch-network.yml
@@ -71,6 +71,8 @@ dch_networks:
 
 firemon_networks:
 - 192.168.0.0/16
+- 172.16.0.0/20
+- 172.24.16.0/20
 - 172.28.33.0/24