diff --git a/etc/kayobe/infra-vms.yml b/etc/kayobe/infra-vms.yml
index 4fb9cc1..c8aec1c 100644
--- a/etc/kayobe/infra-vms.yml
+++ b/etc/kayobe/infra-vms.yml
@@ -53,7 +53,7 @@
 #infra_vm_wait_connection_ssh_extra_args:
 
 # OS family. Needed for config drive generation.
-# infra_vm_os_family:
+#infra_vm_os_family:
 
 ###############################################################################
 # Infrastructure VM node configuration.
diff --git a/etc/kayobe/inventory/group_vars/infra-vms/ansible-python-interpreter b/etc/kayobe/inventory/group_vars/infra-vms/ansible-python-interpreter
new file mode 100644
index 0000000..54abbf2
--- /dev/null
+++ b/etc/kayobe/inventory/group_vars/infra-vms/ansible-python-interpreter
@@ -0,0 +1,3 @@
+---
+# Use a virtual environment for remote operations.
+ansible_python_interpreter: "{{ virtualenv_path }}/kayobe/bin/python"
diff --git a/etc/kayobe/inventory/group_vars/infra-vms/network-interfaces b/etc/kayobe/inventory/group_vars/infra-vms/network-interfaces
new file mode 100644
index 0000000..015413d
--- /dev/null
+++ b/etc/kayobe/inventory/group_vars/infra-vms/network-interfaces
@@ -0,0 +1,12 @@
+---
+###############################################################################
+# Network interface definitions for the infra-vms group.
+
+# Overcloud provisioning network IP information.
+# provision_oc_net_interface:
+# provision_oc_net_bridge_ports:
+# provision_oc_net_bond_slaves:
+
+###############################################################################
+# Dummy variable to allow Ansible to accept this file.
+workaround_ansible_issue_8743: yes