diff --git a/tox.ini b/tox.ini
index 52ed80e3..ce450d3d 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = {3.7,3.8,3.9,3.10,3.11,3.12}
+envlist = {3.7,3.8,3.9,3.10,3.11,3.12,3.13}
 
 [testenv]
 commands = make check