diff --git a/.travis.yml b/.travis.yml
index e27ffd5..8ece02e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,8 @@
 language: python
-env:
-- TOXENV=py27
-- TOXENV=py33
-install: pip install tox
+python:
+  - 2.7
+  - 3.3
+install: pip install tox-travis
 script: tox
 services:
   - redis-server
diff --git a/setup.py b/setup.py
index 5d5d64c..721afee 100644
--- a/setup.py
+++ b/setup.py
@@ -26,7 +26,7 @@ def read(fname):
     zip_safe=False,
     platforms='any',
     install_requires=[
-        'Flask>=0.8', 'simplekv>=0.9.2', 'werkzeug', 'itsdangerous>=0.20',
+        'Flask>=0.8', 'simplekv>=0.11.2', 'werkzeug', 'itsdangerous>=0.20',
         'six',
     ],
     classifiers=[
diff --git a/tox.ini b/tox.ini
index a2fd8d0..6a6cbb9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,3 @@
-[tox]
-envlist = py27,py33
-
 [testenv]
 deps=
   pytest