diff --git a/tox.ini b/tox.ini
index 3e11e15..9ea7859 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,13 +1,13 @@
 [tox]
-envlist = py37, py38, py39, py310, py311, linting
+envlist = py39, py310, py311, linting, py312, py313
 
 [gh-actions]
 python =
-    3.7: py37
-    3.8: py38
     3.9: py39, linting
     3.10: py310
     3.11: py311
+    3.12: py312
+    3.13: py313
 
 [testenv]
 commands =
@@ -18,5 +18,5 @@ basepython = python3
 extras = dev
 commands =
   isort .
-  autopep8 --in-place --recursive --exclude skeleton.py --ignore E501 .
+  autopep8 --in-place --recursive --exclude skeleton.py --ignore E501,E721 .
   flake8