diff --git a/environments/neutron-ml2-ovn-ha.yaml b/environments/neutron-ml2-ovn-ha.yaml
index e18e494550..3e7b99a45d 100644
--- a/environments/neutron-ml2-ovn-ha.yaml
+++ b/environments/neutron-ml2-ovn-ha.yaml
@@ -21,7 +21,7 @@ parameter_defaults:
   NeutronEnableDHCPAgent: false
   NeutronTypeDrivers: 'geneve,vxlan,vlan,flat'
   NeutronNetworkType: 'geneve'
-  NeutronServicePlugins: 'qos,ovn-router'
+  NeutronServicePlugins: 'qos,ovn-router,trunk'
   NeutronVniRanges: ['1:65536', ]
 
   ComputeParameters:
diff --git a/environments/neutron-ml2-ovn.yaml b/environments/neutron-ml2-ovn.yaml
index 72008b7f81..cd4d284606 100644
--- a/environments/neutron-ml2-ovn.yaml
+++ b/environments/neutron-ml2-ovn.yaml
@@ -21,7 +21,7 @@ parameter_defaults:
   NeutronEnableDHCPAgent: false
   NeutronTypeDrivers: 'geneve,vxlan,vlan,flat'
   NeutronNetworkType: 'geneve'
-  NeutronServicePlugins: 'qos,ovn-router'
+  NeutronServicePlugins: 'qos,ovn-router,trunk'
   NeutronVniRanges: ['1:65536', ]
 
   ComputeParameters:
diff --git a/environments/services-docker/neutron-ovn-ha.yaml b/environments/services-docker/neutron-ovn-ha.yaml
index 5e5c268c2a..b6a103449a 100644
--- a/environments/services-docker/neutron-ovn-ha.yaml
+++ b/environments/services-docker/neutron-ovn-ha.yaml
@@ -21,7 +21,7 @@ parameter_defaults:
   NeutronEnableDHCPAgent: false
   NeutronTypeDrivers: 'geneve,vxlan,vlan,flat'
   NeutronNetworkType: 'geneve'
-  NeutronServicePlugins: 'qos,ovn-router'
+  NeutronServicePlugins: 'qos,ovn-router,trunk'
   NeutronVniRanges: ['1:65536', ]
   # TODO (numans) - This is temporary and needs to be handled in tripleo-common
   DockerNeutronApiImage: 'tripleoupstream/centos-binary-neutron-server-ovn:latest'
diff --git a/environments/services-docker/neutron-ovn.yaml b/environments/services-docker/neutron-ovn.yaml
index 520ffc066a..7900d9926a 100644
--- a/environments/services-docker/neutron-ovn.yaml
+++ b/environments/services-docker/neutron-ovn.yaml
@@ -21,7 +21,7 @@ parameter_defaults:
   NeutronEnableDHCPAgent: false
   NeutronTypeDrivers: 'geneve,vxlan,vlan,flat'
   NeutronNetworkType: 'geneve'
-  NeutronServicePlugins: 'qos,ovn-router'
+  NeutronServicePlugins: 'qos,ovn-router,trunk'
   NeutronVniRanges: ['1:65536', ]
   DockerNeutronApiImage: 'tripleoupstream/centos-binary-neutron-server-ovn:latest'
   DockerNeutronConfigImage: 'tripleoupstream/centos-binary-neutron-server-ovn:latest'