diff --git a/django_ripozo_tests/helpers/common.py b/django_ripozo_tests/helpers/common.py
index 21647e8..0aef7d6 100644
--- a/django_ripozo_tests/helpers/common.py
+++ b/django_ripozo_tests/helpers/common.py
@@ -5,8 +5,6 @@
 
 from django.core.management import call_command
 
-from ripozo.tests.python2base import TestBase
-
 import cProfile
 import django
 import random
@@ -42,7 +40,7 @@ def random_string(length=50):
     return ''.join(random.choice(string.ascii_letters) for _ in range(length))
 
 
-class UnittestBase(TestBase):
+class UnittestBase(object):
     @classmethod
     def setUpClass(cls):
         try:
diff --git a/django_ripozo_tests/integration/basic.py b/django_ripozo_tests/integration/basic.py
index 57bc49a..bb1cbc6 100644
--- a/django_ripozo_tests/integration/basic.py
+++ b/django_ripozo_tests/integration/basic.py
@@ -10,12 +10,12 @@
 import json
 import logging
 import six
-import unittest
+import unittest2
 
 logger = logging.getLogger(__name__)
 
 
-class TestBasic(UnittestBase, unittest.TestCase):
+class TestBasic(UnittestBase, unittest2.TestCase):
     def setUp(self):
         self.client = Client()
 
diff --git a/django_ripozo_tests/unit/dispatcher.py b/django_ripozo_tests/unit/dispatcher.py
index 455327b..28de2a6 100644
--- a/django_ripozo_tests/unit/dispatcher.py
+++ b/django_ripozo_tests/unit/dispatcher.py
@@ -7,10 +7,10 @@
 
 from django_ripozo_tests.helpers.common import UnittestBase
 
-import unittest
+import unittest2
 
 
-class TestDispatcher(UnittestBase, unittest.TestCase):
+class TestDispatcher(UnittestBase, unittest2.TestCase):
     def test_base_url(self):
         """
         Tests the base_url property
diff --git a/django_ripozo_tests/unit/manager.py b/django_ripozo_tests/unit/manager.py
index 7b70cae..a1ff2fa 100644
--- a/django_ripozo_tests/unit/manager.py
+++ b/django_ripozo_tests/unit/manager.py
@@ -23,7 +23,7 @@
 import random
 import string
 import six
-import unittest
+import unittest2
 
 
 def random_string():
@@ -38,7 +38,7 @@ def random_bool():
     return random.choice([True, False])
 
 
-class TestDjangoManager(UnittestBase, unittest.TestCase):
+class TestDjangoManager(UnittestBase, unittest2.TestCase):
     def setUp(self):
         class MyMangaer(DjangoManager):
             model = MyModel
diff --git a/django_ripozo_tests/unit/method_router.py b/django_ripozo_tests/unit/method_router.py
index 16383ba..9999889 100644
--- a/django_ripozo_tests/unit/method_router.py
+++ b/django_ripozo_tests/unit/method_router.py
@@ -11,10 +11,10 @@
 from django_ripozo_tests.helpers.common import UnittestBase
 
 import mock
-import unittest
+import unittest2
 
 
-class TestDispatcher(UnittestBase, unittest.TestCase):
+class TestDispatcher(UnittestBase, unittest2.TestCase):
     """
     unit tests for the ``MethodRouter`` class
     """
diff --git a/django_ripozo_tests/unit/onetomanymanager.py b/django_ripozo_tests/unit/onetomanymanager.py
index 4b3ab08..0262b5b 100644
--- a/django_ripozo_tests/unit/onetomanymanager.py
+++ b/django_ripozo_tests/unit/onetomanymanager.py
@@ -9,10 +9,10 @@
 
 from testapp.models import OneToMany, ManyToOne
 
-import unittest
+import unittest2
 
 
-class TestDjangoManager(UnittestBase, unittest.TestCase):
+class TestDjangoManager(UnittestBase, unittest2.TestCase):
     def setUp(self):
         class OneManager(DjangoManager):
             model = OneToMany
diff --git a/setup.py b/setup.py
index 9878f18..7405bda 100644
--- a/setup.py
+++ b/setup.py
@@ -42,7 +42,8 @@
         'Topic :: Software Development :: Libraries :: Python Modules',
     ],
     tests_require=[
-        'mock'
+        'mock',
+        'unittest2'
     ],
     test_suite='django_ripozo_tests'
 )
\ No newline at end of file