diff --git a/tox.ini b/tox.ini
index ba05b15d..92c3a33f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,7 +20,7 @@ commands =
 
 [testenv:black]
 commands =
-    py36,py37,py38: black {posargs} .
+    black {posargs} .
 
 [testenv:test]
 commands =