diff --git a/tox.ini b/tox.ini
index 27f1e42..9adad04 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = testenv
+envlist = py38,py39,py310,pep8
 minversion = 3.1.0
 skipsdist = False