diff -up parsedatetime-2.2/tox.ini.orig parsedatetime-2.2/tox.ini
--- parsedatetime-2.2/tox.ini.orig 2017-01-24 07:58:19.892382631 +0100
+++ parsedatetime-2.2/tox.ini 2017-01-24 07:58:53.874392582 +0100
@@ -1,5 +1,5 @@
[tox]
-envlist = py26,py27,py35,pypy,pypy3,codestyle
+envlist = py26,py27,py36,pypy,pypy3,codestyle
skip_missing_interpreters = True
[testenv]