diff --git a/setup.py b/setup.py
index 513c3657..4d620e83 100644
--- a/setup.py
+++ b/setup.py
@@ -46,7 +46,6 @@ def run_tests(self):
         'Programming Language :: Python',
         'Programming Language :: Python :: 2.7',
         'Programming Language :: Python :: 3',
-        'Programming Language :: Python :: 3.3',
         'Programming Language :: Python :: 3.4',
         'Programming Language :: Python :: 3.5',
         'Programming Language :: Python :: 3.6',
diff --git a/tox.ini b/tox.ini
index ef87860b..f08689e9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,24 +5,20 @@
 
 [tox]
 envlist =
-    {py27,py33,py34,py35}-django18,
-    {py27,py34,py35}-{django19,django110},
     {py27,py34,py35,py36}-django111,
+    {py34,py35,py36}-django20,
 
 [testenv]
 commands =
   coverage run --source=registration setup.py test
 deps =
   -rtest-requirements.txt
-  django18: Django>=1.8,<1.9
-  django19: Django>=1.9,<1.10
-  django110: Django>=1.10,<1.11
   django111: Django>=1.11
+  django20: Django>=2.0b1,<2.1
 
 [travis]
 python =
   2.7: py27
-  3.3: py33
   3.4: py34
   3.5: py35
   3.6: py36