diff --git a/tox.ini b/tox.ini
index 3d4b57e1..7403ca7f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,6 +1,6 @@
 [tox]
 envlist = py36,pep8,pip-check-reqs
-minversion = 2.0
+minversion = 3.18
 skipsdist = True
 
 [testenv]
@@ -11,7 +11,7 @@ setenv = VIRTUAL_ENV={envdir}
          LANG=en_US.UTF-8
          LANGUAGE=en_US:en
          LC_ALL=C
-whitelist_externals = find
+allowlist_externals = find
 deps = -r{toxinidir}/requirements.txt
        -r{toxinidir}/test-requirements.txt
 commands =