diff --git a/doc/source/reference/nova-fake-driver.rst b/doc/source/reference/nova-fake-driver.rst
index dd15577103..9f25eff087 100644
--- a/doc/source/reference/nova-fake-driver.rst
+++ b/doc/source/reference/nova-fake-driver.rst
@@ -24,8 +24,8 @@ with neutron-openvswitch-agent on the compute nodes. Therefore, in the
 inventory the network node must be different than the compute node.
 
 By default, Kolla uses libvirt driver on the compute node. To use nova-fake
-driver, edit the following parameters in ``ansible/group_vars`` or in the
-command line options.
+driver, edit the following parameters in ``/etc/kolla/globals.yml`` or in
+the command line options.
 
 ::
 
diff --git a/etc/kolla/globals.yml b/etc/kolla/globals.yml
index f03b055c8b..92fa4979d9 100644
--- a/etc/kolla/globals.yml
+++ b/etc/kolla/globals.yml
@@ -191,6 +191,7 @@ kolla_internal_vip_address: "10.10.10.254"
 #enable_neutron_agent_ha: "no"
 #enable_neutron_vpnaas: "no"
 #enable_neutron_sfc: "no"
+#enable_nova_fake: "no"
 #enable_nova_serialconsole_proxy: "no"
 #enable_octavia: "no"
 #enable_opendaylight: "no"
@@ -318,6 +319,9 @@ kolla_internal_vip_address: "10.10.10.254"
 # Valid options are [ qemu, kvm, vmware ]
 #nova_compute_virt_type: "kvm"
 
+# The number of fake driver per compute node
+#num_nova_fake_per_node: 5
+
 #################
 # Hyper-V options
 #################