diff --git a/tox.ini b/tox.ini
index 6533c0d25..4c8fc9bb7 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-minversion = 3.1
+minversion = 3.18.0
 envlist = py3,pep8
 ignore_basepython_conflict = true
 
@@ -36,7 +36,7 @@ commands =
 commands = {posargs}
 
 [testenv:docs]
-whitelist_externals = rm
+allowlist_externals = rm
 deps = -r{toxinidir}/doc/requirements.txt
 commands =
   rm -fr doc/build
@@ -105,7 +105,7 @@ extension =
 paths = ./oslo_messaging/hacking
 
 [testenv:releasenotes]
-whitelist_externals = rm
+allowlist_externals = rm
 commands =
   rm -rf releasenotes/build
   sphinx-build -a -E -W -d releasenotes/build/doctrees --keep-going -b html releasenotes/source releasenotes/build/html