diff --git a/setup.cfg b/setup.cfg
index 0efe4bc52..2df62624e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -133,6 +133,7 @@ nova.api.v3.extensions =
     suspend_server = nova.api.openstack.compute.plugins.v3.suspend_server:SuspendServer
     tenant_networks = nova.api.openstack.compute.plugins.v3.tenant_networks:TenantNetworks
     used_limits = nova.api.openstack.compute.plugins.v3.used_limits:UsedLimits
+    user_data = nova.api.openstack.compute.plugins.v3.user_data:UserData
     versions = nova.api.openstack.compute.plugins.v3.versions:Versions
     virtual_interfaces = nova.api.openstack.compute.plugins.v3.virtual_interfaces:VirtualInterfaces
     volumes = nova.api.openstack.compute.plugins.v3.volumes:Volumes