diff --git a/tox.ini b/tox.ini
index a12d16d..1908d96 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py{36,37,38,3.9-dev}
+envlist = py{36,37,38,3.9}
 
 [testenv]
 extras =