diff --git a/tox.ini b/tox.ini
index a3275bc9..ac80a74a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py33,py26,py27,pypy,pep8
+envlist = py33,py34,py26,py27,pypy,pep8
 
 [testenv]
 distribute = False