diff --git a/tox.ini b/tox.ini
index 6242026..521fe94 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py3{7,8,9,10,11},coverage,lint 
+envlist = py3{8,10,13},coverage,lint 
 allowlist_externals = ./run_tests.py
 
 [testenv]