diff --git a/neutron_tempest_plugin/neutron_dynamic_routing/api/test_bgp_speaker_extensions.py b/neutron_tempest_plugin/neutron_dynamic_routing/api/test_bgp_speaker_extensions.py
index b7e5c9e..c5c1646 100644
--- a/neutron_tempest_plugin/neutron_dynamic_routing/api/test_bgp_speaker_extensions.py
+++ b/neutron_tempest_plugin/neutron_dynamic_routing/api/test_bgp_speaker_extensions.py
@@ -250,7 +250,7 @@
         self.admin_routers.append(router)
         bgp_speaker_id = bgp_speaker['id']
         self.bgp_adm_client.add_bgp_gateway_network(bgp_speaker_id,
-                                                  self.ext_net_id)
+                                                  ext_net['id'])
         routes = self.bgp_adm_client.get_bgp_advertised_routes(bgp_speaker_id)
         self.assertEqual(0, len(routes['advertised_routes']))
 
@@ -275,10 +275,10 @@
         bgp_speaker = self.create_bgp_speaker(**self.default_bgp_speaker_args)
         bgp_speaker_id = bgp_speaker['id']
         self.bgp_adm_client.add_bgp_gateway_network(bgp_speaker_id,
-                                                    self.ext_net_id)
+                                                    ext_net['id'])
         tenant_net = self.create_network()
         tenant_subnet = self.create_subnet(tenant_net)
-        ext_gw_info = {'network_id': self.ext_net_id}
+        ext_gw_info = {'network_id': ext_net['id']}
         router = self.create_router(ext_gw_info)
         self.admin_routers.append(router)
         self.admin_client.add_router_interface_with_subnet_id(
@@ -287,7 +287,7 @@
         self.admin_routerports.append({'router_id': router['id'],
                                        'subnet_id': tenant_subnet['id']})
         tenant_port = self.create_port(tenant_net)
-        floatingip = self.create_floatingip(self.ext_net_id)
+        floatingip = self.create_floatingip(ext_net['id'])
         self.admin_floatingips.append(floatingip)
         self.client.update_floatingip(floatingip['id'],
                                       port_id=tenant_port['id'])