diff --git a/tox.ini b/tox.ini
index bfb0641..1cf91e8 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,11 @@
 [tox]
-envlist = py27,pypy,py32,py33,py26
+envlist = py27,pypy,py32,py33,py26,flake8
 [testenv]
 commands = nosetests
 deps =
  nose
  setuptools
+
+[testenv:flake8]
+deps = flake8
+commands = flake8 hy bin tests