diff --git a/tox.ini b/tox.ini
index 72a7b8b68..a3cd2b3b1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 distribute = False
-envlist = py26,py27,py33,pep8
+envlist = py26,py27,py33,py34,pep8
 minversion = 1.6
 skipsdist = True