diff -r 0b9e3e67f43d -r 4b0f521af8ad tox.ini
--- a/tox.ini	Fri Nov 22 18:57:44 2019 +0100
+++ b/tox.ini	Tue Nov 26 10:15:05 2019 +0100
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py34, py35, py36, pypy
+envlist = py35, py36, py37, pypy
 
 [testenv]
 commands = python setup.py test