diff --git a/etc/kolla/globals.yml b/etc/kolla/globals.yml
index 83de76644a..3e64464ded 100644
--- a/etc/kolla/globals.yml
+++ b/etc/kolla/globals.yml
@@ -131,7 +131,7 @@
 # addresses for that reason.
 #neutron_external_interface: "eth1"
 
-# Valid options are [ openvswitch, linuxbridge, vmware_nsxv, vmware_nsxv3, vmware_dvs ]
+# Valid options are [ openvswitch, ovn, linuxbridge, vmware_nsxv, vmware_nsxv3, vmware_dvs ]
 # if vmware_nsxv3 is selected, enable_openvswitch MUST be set to "no" (default is yes)
 #neutron_plugin_agent: "openvswitch"