diff --git a/neutron/tests/unit/nicira/test_nvp_api_request_eventlet.py b/neutron/tests/unit/nicira/test_nvp_api_request_eventlet.py
index 431e3eb910..cbf75b0a49 100644
--- a/neutron/tests/unit/nicira/test_nvp_api_request_eventlet.py
+++ b/neutron/tests/unit/nicira/test_nvp_api_request_eventlet.py
@@ -158,7 +158,7 @@ class NvpApiRequestEventletTest(base.BaseTestCase):
 
         self.req._issue_request()
         LOG.info('request_error: %s' % self.req._request_error)
-        self.assertTrue(isinstance(self.req._request_error, Exception))
+        self.assertIsInstance(self.req._request_error, Exception)
         self.assertTrue(self.client.acquire_connection.called)
 
     def test_issue_request_handle_none_sock(self):
diff --git a/neutron/tests/unit/test_linux_interface.py b/neutron/tests/unit/test_linux_interface.py
index 2b5eb45168..d5576439e4 100644
--- a/neutron/tests/unit/test_linux_interface.py
+++ b/neutron/tests/unit/test_linux_interface.py
@@ -358,9 +358,7 @@ class TestMetaInterfaceDriver(TestBase):
     def test_get_driver_by_network_id(self):
         meta_interface = interface.MetaInterfaceDriver(self.conf)
         driver = meta_interface._get_driver_by_network_id('test')
-        self.assertTrue(isinstance(
-            driver,
-            interface.OVSInterfaceDriver))
+        self.assertIsInstance(driver, interface.OVSInterfaceDriver)
 
     def test_set_device_plugin_tag(self):
         meta_interface = interface.MetaInterfaceDriver(self.conf)