diff --git a/tox.ini b/tox.ini
index cda6b2f..4cd5459 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py{27,35},pypy,cover,pep8
+envlist = py{27,35,36},pypy,cover,pep8
 minversion = 2.5
 skipsdist = True