diff --git a/zunclient/tests/unit/v1/test_containers.py b/zunclient/tests/unit/v1/test_containers.py
index f6211fcb..d6767f84 100644
--- a/zunclient/tests/unit/v1/test_containers.py
+++ b/zunclient/tests/unit/v1/test_containers.py
@@ -294,10 +294,10 @@ class ContainerManagerTest(testtools.TestCase):
     def test_container_create_fail(self):
         create_container_fail = copy.deepcopy(CREATE_CONTAINER1)
         create_container_fail["wrong_key"] = "wrong"
-        self.assertRaisesRegexp(exceptions.InvalidAttribute,
-                                ("Key must be in %s" %
-                                 ','.join(containers.CREATION_ATTRIBUTES)),
-                                self.mgr.create, **create_container_fail)
+        self.assertRaisesRegex(exceptions.InvalidAttribute,
+                               ("Key must be in %s" %
+                                ','.join(containers.CREATION_ATTRIBUTES)),
+                               self.mgr.create, **create_container_fail)
         self.assertEqual([], self.api.calls)
 
     def test_containers_list(self):
@@ -499,10 +499,10 @@ class ContainerManagerTest(testtools.TestCase):
     def test_container_run_fail(self):
         run_container_fail = copy.deepcopy(CREATE_CONTAINER1)
         run_container_fail["wrong_key"] = "wrong"
-        self.assertRaisesRegexp(exceptions.InvalidAttribute,
-                                ("Key must be in %s" %
-                                 ','.join(containers.CREATION_ATTRIBUTES)),
-                                self.mgr.run, **run_container_fail)
+        self.assertRaisesRegex(exceptions.InvalidAttribute,
+                               ("Key must be in %s" %
+                                ','.join(containers.CREATION_ATTRIBUTES)),
+                               self.mgr.run, **run_container_fail)
         self.assertEqual([], self.api.calls)
 
     def test_containers_rename(self):