diff --git a/host_vars/openstack03 b/host_vars/openstack03
new file mode 100644
index 0000000..fd4cf80
--- /dev/null
+++ b/host_vars/openstack03
@@ -0,0 +1,2 @@
+---
+listen_ip: '172.23.40.243'
diff --git a/host_vars/openstack04 b/host_vars/openstack04
new file mode 100644
index 0000000..7dbdc17
--- /dev/null
+++ b/host_vars/openstack04
@@ -0,0 +1,2 @@
+---
+listen_ip: '172.23.40.253'
diff --git a/openstack03 b/openstack03
index be8ed8a..66926bc 100644
--- a/openstack03
+++ b/openstack03
@@ -27,9 +27,9 @@ openstack03
 
 [cinder-storage]
 openstack03 storage_volume=/dev/sdb1
+openstack04 storage_volume=/dev/sdb1
 
 [nova-compute]
 openstack03 physical_interface_mappings=provider:enp4s0f0
+openstack04 physical_interface_mappings=provider:enp4s0f0
 
-[all:vars]
-listen_ip=172.23.40.243