diff --git a/tests/group_vars/all_containers.yml b/tests/group_vars/all_containers.yml
index 0a2006ed..f72c01a3 100644
--- a/tests/group_vars/all_containers.yml
+++ b/tests/group_vars/all_containers.yml
@@ -27,9 +27,10 @@ container_networks:
     netmask: "255.255.255.0"
     type: "veth"
   vlan_address:
+    address: "{{ vlan_address }}"
     bridge: "br-vlan"
     interface: "eth12"
-    netmask: null
+    netmask: "255.255.255.0"
     type: "veth"
 physical_host: localhost
 properties:
diff --git a/tests/host_vars/infra1.yml b/tests/host_vars/infra1.yml
index 5d137425..34a19112 100644
--- a/tests/host_vars/infra1.yml
+++ b/tests/host_vars/infra1.yml
@@ -18,3 +18,4 @@ ansible_become: True
 ansible_user: root
 container_name: infra1
 tunnel_address: 10.1.2.101
+vlan_address: 10.1.3.101
diff --git a/tests/host_vars/openstack1.yml b/tests/host_vars/openstack1.yml
index 86dc31fd..7808e9e9 100644
--- a/tests/host_vars/openstack1.yml
+++ b/tests/host_vars/openstack1.yml
@@ -23,3 +23,4 @@ ansible_user: root
 container_name: openstack1
 tunnel_address: 10.1.2.102
 neutron_local_ip: 10.1.2.102
+vlan_address: 10.1.3.102
diff --git a/tests/host_vars/tempest1.yml b/tests/host_vars/tempest1.yml
index 62baa797..531527df 100644
--- a/tests/host_vars/tempest1.yml
+++ b/tests/host_vars/tempest1.yml
@@ -18,3 +18,4 @@ ansible_become: True
 ansible_user: root
 container_name: tempest1
 tunnel_address: 10.1.2.103
+vlan_address: 10.1.3.103