diff --git a/vmware_nsx/api_replay/utils.py b/vmware_nsx/api_replay/utils.py
index 723e24c5a7..8917213b07 100644
--- a/vmware_nsx/api_replay/utils.py
+++ b/vmware_nsx/api_replay/utils.py
@@ -25,13 +25,10 @@ LOG = logging.getLogger(__name__)
 
 def _fixup_res_dict(context, attr_name, res_dict, check_allow_post=True):
     # This method is a replacement of _fixup_res_dict which is used in
-    # neutron.plugin.common.utils. All this mock does is insert a uuid
+    # neutron_lib.plugin.utils. All this mock does is insert a uuid
     # for the id field if one is not found ONLY if running in api_replay_mode.
     if cfg.CONF.api_replay_mode and 'id' not in res_dict:
-        # exclude gateway ports from this
-        if (attr_name != 'ports' or
-            res_dict.get('device_owner') != 'network:router_gateway'):
-            res_dict['id'] = uuidutils.generate_uuid()
+        res_dict['id'] = uuidutils.generate_uuid()
     attr_info = lib_attrs.RESOURCES[attr_name]
     attr_ops = lib_attrs.AttributeInfo(attr_info)
     try:
diff --git a/vmware_nsx/plugins/nsx_v3/plugin.py b/vmware_nsx/plugins/nsx_v3/plugin.py
index 1ae85a091d..f9bd635957 100644
--- a/vmware_nsx/plugins/nsx_v3/plugin.py
+++ b/vmware_nsx/plugins/nsx_v3/plugin.py
@@ -2386,7 +2386,7 @@ class NsxV3Plugin(nsx_plugin_common.NsxPluginV3Base,
     def _update_router_wrapper(self, context, router_id, router):
         if cfg.CONF.api_replay_mode:
             # NOTE(arosen): the mock.patch here is needed for api_replay_mode
-            with mock.patch("neutron.plugins.common.utils._fixup_res_dict",
+            with mock.patch("neutron_lib.plugins.utils._fixup_res_dict",
                             side_effect=api_replay_utils._fixup_res_dict):
                 return super(NsxV3Plugin, self).update_router(
                     context, router_id, router)
@@ -2674,7 +2674,7 @@ class NsxV3Plugin(nsx_plugin_common.NsxPluginV3Base,
                                       interface_info):
         if cfg.CONF.api_replay_mode:
             # NOTE(arosen): the mock.patch here is needed for api_replay_mode
-            with mock.patch("neutron.plugins.common.utils._fixup_res_dict",
+            with mock.patch("neutron_lib.plugins.utils._fixup_res_dict",
                             side_effect=api_replay_utils._fixup_res_dict):
                 return super(NsxV3Plugin, self).add_router_interface(
                     context, router_id, interface_info)
@@ -2922,7 +2922,7 @@ class NsxV3Plugin(nsx_plugin_common.NsxPluginV3Base,
     def _create_floating_ip_wrapper(self, context, floatingip):
         if cfg.CONF.api_replay_mode:
             # NOTE(arosen): the mock.patch here is needed for api_replay_mode
-            with mock.patch("neutron.plugins.common.utils._fixup_res_dict",
+            with mock.patch("neutron_lib.plugins.utils._fixup_res_dict",
                             side_effect=api_replay_utils._fixup_res_dict):
                 return super(NsxV3Plugin, self).create_floatingip(
                     context, floatingip, initial_status=(
diff --git a/vmware_nsx/tests/unit/nsx_v3/test_api_replay.py b/vmware_nsx/tests/unit/nsx_v3/test_api_replay.py
index 157624e0c8..4c372b4067 100644
--- a/vmware_nsx/tests/unit/nsx_v3/test_api_replay.py
+++ b/vmware_nsx/tests/unit/nsx_v3/test_api_replay.py
@@ -21,7 +21,7 @@ from neutron_lib.plugins import directory
 from oslo_config import cfg
 
 
-class TestApiReplay(test_plugin.NsxV3PluginTestCaseMixin):
+class TestApiReplay(test_plugin.L3NatTest):
 
     def setUp(self, plugin=None, ext_mgr=None, service_plugins=None):
         # enables api_replay_mode for these tests
@@ -61,3 +61,34 @@ class TestApiReplay(test_plugin.NsxV3PluginTestCaseMixin):
                                      id=specified_port_id)
         port = self.deserialize(self.fmt, port_res)
         self.assertEqual(specified_port_id, port['port']['id'])
+
+    def _create_router(self, fmt, tenant_id, name=None,
+                       admin_state_up=None,
+                       arg_list=None, **kwargs):
+        data = {'router': {'tenant_id': tenant_id}}
+        if name:
+            data['router']['name'] = name
+        if admin_state_up:
+            data['router']['admin_state_up'] = admin_state_up
+        for arg in (('admin_state_up', 'tenant_id') + (arg_list or ())):
+            # Arg must be present and not empty
+            if kwargs.get(arg):
+                data['router'][arg] = kwargs[arg]
+        router_req = self.new_create_request('routers', data, fmt)
+        return router_req.get_response(self.ext_api)
+
+    def test_create_update_router(self):
+        specified_router_id = '555e762b-d7a1-4b44-b09b-2a34ada56c9f'
+        router_res = self._create_router(self.fmt,
+                                         'test-tenant',
+                                         'test-rtr',
+                                         arg_list=('id',),
+                                         id=specified_router_id)
+        router = self.deserialize(self.fmt, router_res)
+        self.assertEqual(specified_router_id, router['router']['id'])
+
+        # This part tests _fixup_res_dict as well
+        body = self._update('routers', specified_router_id,
+                            {'router': {'name': 'new_name'}})
+        body = self._show('routers', specified_router_id)
+        self.assertEqual(body['router']['name'], 'new_name')