diff --git a/tox.ini b/tox.ini
index 3672542..e4f0317 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = lint,py38,py39,py10,py11,py12
+envlist = lint,py39,py10,py11,py12,py13
 toxworkdir = {env:TEMPDIR:/tmp/.tox}-{env:JOB_NAME:build}-{env:BUILD_NUMBER:current}/{env:BUILD_ID:unknown}
 
 [testenv]