diff --git a/inventory/51-kolla b/inventory/51-kolla
index 11191a0..cace776 100644
--- a/inventory/51-kolla
+++ b/inventory/51-kolla
@@ -250,12 +250,21 @@ neutron
 [neutron-ovn-agent:children]
 compute
 
+[neutron-ovn-maintenance-worker:children]
+control
+
 [neutron-ovn-metadata-agent:children]
 compute
 
 [neutron-ovn-vpn-agent:children]
 network
 
+[neutron-periodic-worker:children]
+control
+
+[neutron-rpc-server:children]
+control
+
 [neutron-server:children]
 control