diff --git a/inventory/host_vars/ci-cc-rdu01.fedoraproject.org b/inventory/host_vars/ci-cc-rdu01.fedoraproject.org
index a568e93263..9cfe56cc84 100644
--- a/inventory/host_vars/ci-cc-rdu01.fedoraproject.org
+++ b/inventory/host_vars/ci-cc-rdu01.fedoraproject.org
@@ -5,6 +5,7 @@ datacenter: rdu-cc
 eth0_ip: 8.43.85.69
 eth0_nm: 255.255.255.0
 gw: 8.43.85.254
+nm: 255.255.255.0
 dns: 8.8.8.8
 postfix_group: vpn
 vpn: true