diff --git a/inventory/group_vars/autocloud-backend b/inventory/group_vars/autocloud-backend
index fb38140fd4..bd0724ad6c 100644
--- a/inventory/group_vars/autocloud-backend
+++ b/inventory/group_vars/autocloud-backend
@@ -17,6 +17,9 @@ tcp_ports: [
 
 fas_client_groups: sysadmin-noc,sysadmin-fedimg,sysadmin-releng
 
+# These are hw boxes and don't use the NM ifconfig setup
+ansible_ifcfg_blacklist: true
+
 # These people get told when something goes wrong.
 fedmsg_error_recipients:
 - sysadmin-fedimg-members@fedoraproject.org