diff --git a/tox.ini b/tox.ini
index 4c813e77..914724bf 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 2.0
-envlist = py33,py34,py35,py27,pypy,pep8,docs
+envlist = py33,py34,py35,py36,py27,pypy,pep8,docs
 
 [testenv]
 usedevelop = True