diff --git a/doc/source/reference/nova-fake-driver.rst b/doc/source/reference/nova-fake-driver.rst
index dd15577103d11ed391a726d64f8269fb211d6d54..9f25eff087e3485ebd400b450810bbc02cb113d6 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 f03b055c8b20b872b71e72adaf87e94069eda26b..92fa4979d9b16aae6eaad23f6b7431c971f414ea 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
 #################