diff --git a/tempest/api/compute/images/test_images.py b/tempest/api/compute/images/test_images.py
index 3754637..154d717 100644
--- a/tempest/api/compute/images/test_images.py
+++ b/tempest/api/compute/images/test_images.py
@@ -42,11 +42,9 @@
 
     @test.idempotent_id('aa06b52b-2db5-4807-b218-9441f75d74e3')
     def test_delete_saving_image(self):
-        snapshot_name = data_utils.rand_name('test-snap')
         server = self.create_test_server(wait_until='ACTIVE')
         self.addCleanup(self.servers_client.delete_server, server['id'])
         image = self.create_image_from_server(server['id'],
-                                              name=snapshot_name,
                                               wait_until='SAVING')
         self.client.delete_image(image['id'])
         msg = ('The image with ID {image_id} failed to be deleted'
diff --git a/tempest/api/network/test_dhcp_ipv6.py b/tempest/api/network/test_dhcp_ipv6.py
index 4bc4262..84c48ec 100644
--- a/tempest/api/network/test_dhcp_ipv6.py
+++ b/tempest/api/network/test_dhcp_ipv6.py
@@ -348,9 +348,7 @@
 
     def _create_subnet_router(self, kwargs):
         subnet = self.create_subnet(self.network, **kwargs)
-        router = self.create_router(
-            router_name=data_utils.rand_name("routerv6-"),
-            admin_state_up=True)
+        router = self.create_router(admin_state_up=True)
         port = self.create_router_interface(router['id'],
                                             subnet['id'])
         body = self.ports_client.show_port(port['port_id'])
diff --git a/tempest/api/network/test_floating_ips_negative.py b/tempest/api/network/test_floating_ips_negative.py
index 963d99d..7ffc30f 100644
--- a/tempest/api/network/test_floating_ips_negative.py
+++ b/tempest/api/network/test_floating_ips_negative.py
@@ -15,7 +15,6 @@
 #    under the License.
 
 from tempest.api.network import base
-from tempest.common.utils import data_utils
 from tempest import config
 from tempest.lib import exceptions as lib_exc
 from tempest import test
@@ -45,7 +44,7 @@
         # Create a network with a subnet connected to a router.
         cls.network = cls.create_network()
         cls.subnet = cls.create_subnet(cls.network)
-        cls.router = cls.create_router(data_utils.rand_name('router'))
+        cls.router = cls.create_router()
         cls.create_router_interface(cls.router['id'], cls.subnet['id'])
         cls.port = cls.create_port(cls.network)
 
diff --git a/tempest/api/network/test_ports.py b/tempest/api/network/test_ports.py
index 2979f7d..15d289d 100644
--- a/tempest/api/network/test_ports.py
+++ b/tempest/api/network/test_ports.py
@@ -199,7 +199,7 @@
         self.addCleanup(self.networks_client.delete_network, network['id'])
         subnet = self.create_subnet(network)
         self.addCleanup(self.subnets_client.delete_subnet, subnet['id'])
-        router = self.create_router(data_utils.rand_name('router-'))
+        router = self.create_router()
         self.addCleanup(self.routers_client.delete_router, router['id'])
         port = self.ports_client.create_port(network_id=network['id'])
         # Add router interface to port created above
diff --git a/tempest/api/network/test_routers_negative.py b/tempest/api/network/test_routers_negative.py
index 354e6d1..b3983de 100644
--- a/tempest/api/network/test_routers_negative.py
+++ b/tempest/api/network/test_routers_negative.py
@@ -134,7 +134,5 @@
     @test.attr(type=['negative'])
     @test.idempotent_id('4990b055-8fc7-48ab-bba7-aa28beaad0b9')
     def test_router_create_tenant_distributed_returns_forbidden(self):
-        self.assertRaises(lib_exc.Forbidden,
-                          self.create_router,
-                          data_utils.rand_name('router'),
+        self.assertRaises(lib_exc.Forbidden, self.create_router,
                           distributed=True)