--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,8 @@
 sudo: false
 language: python
 python: 2.7
 env:
   - TOX_ENV=py27
-install:
-  - pip install tox
+install: pip install tox-travis
 script:
-  - tox -e $TOX_ENV
+  - tox

--- a/tox.ini
+++ b/tox.ini
@@ -1,4 +1,12 @@
 [tox]
-envlist = py27
+envlist = py27, flake8
+
+[travis]
+python =
+  2.7: py27, flake8
+
 [testenv]
 commands=python setup.py test
+[testenv:flake8]
+deps=flake8
+commands=flake8 compare_locales