diff --git a/ansible/inventory/multinode b/ansible/inventory/multinode
index 9dd45d6bc7..f3d3fc6531 100644
--- a/ansible/inventory/multinode
+++ b/ansible/inventory/multinode
@@ -32,7 +32,8 @@ external-compute
 monitoring01
 
 # When compute nodes and control nodes use different interfaces,
-# you can specify "api_interface" and other interfaces like below:
+# you need to comment out "api_interface" and other interfaces from the globals.yml
+# and specify like below:
 #compute01 neutron_external_interface=eth0 api_interface=em1 storage_interface=em1 tunnel_interface=em1
 
 [storage]