diff --git a/tox.ini b/tox.ini
index 69e6e9e..4846d11 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py38,py39,py310,py311,py312,pypy3
+envlist = py39,py310,py311,py312,py313,pypy3
 
 [testenv]
 deps = coverage