diff --git a/tox.ini b/tox.ini
index 2fd86ff..adbe63f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 minversion = 3.2.0
-envlist = py37,pep8
+envlist = py38,pep8
 basepython = python3
 ignore_basepython_conflict = true