diff --git a/tox.ini b/tox.ini
index 67ceb72..4d84089 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py37,pypy,pep8
+envlist = py3,pypy,pep8
 minversion = 1.6
 
 [testenv]