diff --git a/django_mailbox/models.py b/django_mailbox/models.py
index 77c8482..09f22d4 100755
--- a/django_mailbox/models.py
+++ b/django_mailbox/models.py
@@ -1,10 +1,14 @@
 import email
 from email.message import Message as EmailMessage
-from email.utils import formatdate
-import rfc822
+from email.utils import formatdate, parseaddr
 import urllib
-import urlparse
 import os
+import sys
+
+try:
+    import urllib.parse as urlparse
+except ImportError:
+    import urlparse
 
 from django.conf import settings
 from django.core.mail.message import make_msgid
@@ -337,14 +341,14 @@ class Message(models.Model):
 
     @property
     def from_address(self):
-        return rfc822.parseaddr(self.from_header)[1]
+        return parseaddr(self.from_header)[1]
 
     @property
     def to_addresses(self):
         addresses = []
         for address in self.to_header.split(','):
             addresses.append(
-                rfc822.parseaddr(
+                parseaddr(
                     address
                 )[1]
             )
@@ -408,7 +412,9 @@ class Message(models.Model):
         encoded bytes is probably the safest answer.
 
         """
-        return email.message_from_string(self.body.encode('utf-8'))
+        if sys.version_info < (2, 7):
+            return email.message_from_string(self.body.encode('utf-8'))
+        return email.message_from_string(self.body)
 
     def delete(self, *args, **kwargs):
         for attachment in self.attachments.all():
diff --git a/django_mailbox/tests/__init__.py b/django_mailbox/tests/__init__.py
index 5432b6e..abf35d2 100644
--- a/django_mailbox/tests/__init__.py
+++ b/django_mailbox/tests/__init__.py
@@ -2,17 +2,27 @@ import email
 import os.path
 
 from django.test import TestCase
-import mimic
+import six
 
 import django_mailbox
 from django_mailbox.models import Mailbox, Message
 
 
-class EmailMessageTestCase(TestCase):
-    def setUp(self):
-        super(EmailMessageTestCase, self).setUp()
-        self.mimic = mimic.Mimic()
+class TestMailbox(TestCase):
+    def test_protocol_info(self):
+        mailbox = Mailbox()
+        mailbox.uri = 'alpha://test.com'
 
+        expected_protocol = 'alpha'
+        actual_protocol = mailbox._protocol_info.scheme
+
+        self.assertEquals(
+            expected_protocol,
+            actual_protocol,
+        )
+
+
+class EmailMessageTestCase(TestCase):
     def _get_email_object(self, name):
         with open(os.path.join(os.path.dirname(__file__), name), 'r') as f:
             return email.message_from_string(
@@ -23,8 +33,6 @@ class EmailMessageTestCase(TestCase):
         for message in Message.objects.all():
             message.delete()
 
-        self.mimic.verify_all()
-
 
 class TestProcessEmail(EmailMessageTestCase):
     def test_message_without_attachments(self):
@@ -140,15 +148,12 @@ class TestGetMessage(EmailMessageTestCase):
             'message_with_long_text_lines.eml'
         )
 
-        self.mimic.stub_out_with_mock(message, 'get_email_object')
-        message.get_email_object().and_return(email_object)
-
-        self.mimic.replay_all()
+        message.get_email_object = lambda: email_object
 
         actual_text = message.get_text_body()
         expected_text = (
-            u'The one of us with a bike pump is far ahead, '
-            u'but a man stopped to help us and gave us his pump.'
+            'The one of us with a bike pump is far ahead, '
+            'but a man stopped to help us and gave us his pump.'
         )
 
         self.assertEquals(
@@ -165,7 +170,7 @@ class TestMessageGetEmailObject(TestCase):
                 'generic_message.eml'
             )
         ) as f:
-            unicode_body = unicode(f.read())
+            unicode_body = six.u(f.read())
 
         message = Message()
         message.body = unicode_body
diff --git a/setup.py b/setup.py
index 86ecb10..5c03a2c 100755
--- a/setup.py
+++ b/setup.py
@@ -2,7 +2,6 @@ from setuptools import setup
 
 tests_require=[
     'django',
-    'mimic',
 ]
 
 setup(
@@ -34,5 +33,8 @@ setup(
         'django_mailbox.migrations',
         'django_mailbox.transports',
         'django_mailbox.tests',
-        ],
+    ],
+    install_requires=[
+        'six'
+    ]
 )