diff --git a/tox.ini b/tox.ini
index 48d4f5fc1..f2eccefbb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = flake8,py27,py33,py34,py35,pypy
+envlist = flake8,py27,py33,py34,py35,py36,pypy
 skipsdist = true
 
 [testenv]