diff --git a/environments/neutron-ovs-dvr.yaml b/environments/neutron-ovs-dvr.yaml
index 8f1db82d7e..036d1962bc 100644
--- a/environments/neutron-ovs-dvr.yaml
+++ b/environments/neutron-ovs-dvr.yaml
@@ -32,6 +32,9 @@ parameter_defaults:
   NeutronMechanismDrivers: ['openvswitch', 'l2population']
   NeutronEnableL2Pop: 'True'
 
+  #L2 population require ARP responder feature
+  NeutronEnableARPResponder: true
+
   NeutronTypeDrivers: 'vxlan,vlan,flat,gre'
   NeutronNetworkType: 'vxlan'
   NeutronServicePlugins: 'router,qos,segments,trunk'