diff --git a/tox.ini b/tox.ini
index 66171f8..7e0913a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py34,py27,pep8,docs
+envlist = py35,py27,pep8,docs
 minversion = 1.6
 skipsdist = True