diff --git a/tox.ini b/tox.ini
index af1ce57ff..860dc6369 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = pypy,py26,py27,py33,py34
+envlist = pypy,py26,py27,py33,py34,py35,py36
 [testenv]
 whitelist_externals = git
 setenv =