diff --git a/setup.py b/setup.py
index ddd0589..6478ee2 100644
--- a/setup.py
+++ b/setup.py
@@ -35,5 +35,6 @@
     packages = find_packages('src'),
     package_dir = {'': 'src'},
     include_package_data = True,
-    install_requires = ['django-social-auth>=0.6.7']
+    install_requires = ['django-social-auth>=0.6.7',
+                        'mailmanclient']
 )
diff --git a/src/postorius/models.py b/src/postorius/models.py
index 0899356..22ad4e4 100644
--- a/src/postorius/models.py
+++ b/src/postorius/models.py
@@ -21,7 +21,7 @@
 from django.conf import settings
 from django.db import models
 from django.http import Http404
-from mailman.client import Client, MailmanConnectionError
+from mailmanclient import Client, MailmanConnectionError
 from urllib2 import HTTPError
 
 
diff --git a/src/postorius/tests/test_auth_decorators.py b/src/postorius/tests/test_auth_decorators.py
index 030b592..012faf0 100644
--- a/src/postorius/tests/test_auth_decorators.py
+++ b/src/postorius/tests/test_auth_decorators.py
@@ -24,7 +24,7 @@
                                        list_moderator_required)
 from postorius.models import (Domain, List, Member, MailmanUser,
                               MailmanApiError, Mailman404Error)
-from mailman.client import Client
+from mailmanclient import Client
 
 
 @list_owner_required
diff --git a/src/postorius/tests/test_list_members.py b/src/postorius/tests/test_list_members.py
index 4741524..6b2d860 100644
--- a/src/postorius/tests/test_list_members.py
+++ b/src/postorius/tests/test_list_members.py
@@ -46,7 +46,7 @@
         from postorius.views import ListMembersView
         # test get_list
         view = ListMembersView()
-        with patch('mailman.client.Client.get_list') as mock:
+        with patch('mailmanclient.Client.get_list') as mock:
             mock.return_value = self.mock_list
             the_list = view._get_list('foolist@example.org')
             self.assertEqual(the_list.members[0].address, 'les@example.org')
@@ -57,7 +57,7 @@
         from postorius.views import ListMembersView
         # test get_list
         view = ListMembersView()
-        with patch('mailman.client.Client.get_list') as mock:
+        with patch('mailmanclient.Client.get_list') as mock:
             mock.return_value = self.mock_list
             the_list = view._get_list('foolist@example.org')
             request = self.request_factory.get(
@@ -71,7 +71,7 @@
         """Test response status code by user status.
         """
         from postorius.views import ListMembersView
-        with patch('mailman.client.Client.get_list') as mock:
+        with patch('mailmanclient.Client.get_list') as mock:
             mock.return_value = self.mock_list
             request = self.request_factory.get(
                 '/lists/foolist@example.org/members/')
diff --git a/src/postorius/views/views.py b/src/postorius/views/views.py
index 99e154c..a80658d 100644
--- a/src/postorius/views/views.py
+++ b/src/postorius/views/views.py
@@ -38,7 +38,7 @@
 from django.utils.translation import gettext as _
 from urllib2 import HTTPError
 
-from mailman.client import Client
+from mailmanclient import Client
 from postorius import utils
 from postorius.models import (Domain, List, Member, MailmanUser,
                               MailmanApiError, Mailman404Error)