diff --git a/classes/cluster/os_ha_contrail/openstack/compute.yml b/classes/cluster/os_ha_contrail/openstack/compute.yml
index 18fca09..24612e8 100755
--- a/classes/cluster/os_ha_contrail/openstack/compute.yml
+++ b/classes/cluster/os_ha_contrail/openstack/compute.yml
@@ -25,6 +25,9 @@
     linux_system_codename: xenial
   linux:
     network:
+      concat_iface_files:
+      - src: '/etc/network/interfaces.d/50-cloud-init.cfg'
+        dst: '/etc/network/interfaces'
       interface:
         ens4:
           enabled: true
diff --git a/classes/cluster/os_ha_ovs/openstack/compute.yml b/classes/cluster/os_ha_ovs/openstack/compute.yml
index 7b57a8f..f486cad 100644
--- a/classes/cluster/os_ha_ovs/openstack/compute.yml
+++ b/classes/cluster/os_ha_ovs/openstack/compute.yml
@@ -28,6 +28,9 @@
   linux:
     network:
       bridge: openvswitch
+      concat_iface_files:
+      - src: '/etc/network/interfaces.d/50-cloud-init.cfg'
+        dst: '/etc/network/interfaces'
       interface:
         dhcp_int:
           enabled: true
diff --git a/classes/cluster/sl_os_contrail/openstack/compute.yml b/classes/cluster/sl_os_contrail/openstack/compute.yml
index 9baddb6..9535c85 100755
--- a/classes/cluster/sl_os_contrail/openstack/compute.yml
+++ b/classes/cluster/sl_os_contrail/openstack/compute.yml
@@ -25,6 +25,9 @@
     linux_system_codename: xenial
   linux:
     network:
+      concat_iface_files:
+      - src: '/etc/network/interfaces.d/50-cloud-init.cfg'
+        dst: '/etc/network/interfaces'
       interface:
         ens4:
           enabled: true
diff --git a/classes/cluster/sl_os_ovs/openstack/compute.yml b/classes/cluster/sl_os_ovs/openstack/compute.yml
index b2a74c2..3140233 100644
--- a/classes/cluster/sl_os_ovs/openstack/compute.yml
+++ b/classes/cluster/sl_os_ovs/openstack/compute.yml
@@ -29,6 +29,9 @@
   linux:
     network:
       bridge: openvswitch
+      concat_iface_files:
+      - src: '/etc/network/interfaces.d/50-cloud-init.cfg'
+        dst: '/etc/network/interfaces'
       interface:
         dhcp_int:
           enabled: true
@@ -63,4 +66,4 @@
           address: ${_param:tenant_address}
           netmask: 255.255.255.0
           use_interfaces:
-          - ${_param:tenant_interface}
\ No newline at end of file
+          - ${_param:tenant_interface}