diff --git a/tox.ini b/tox.ini
index 14b59e5f..d1c0993e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-minversion = 2.0
+minversion = 3.18.0
 skipsdist = True
 envlist = docs,linters,functional
 
@@ -21,7 +21,7 @@ passenv =
     TESTING_BRANCH
     TESTING_HOME
     USER
-whitelist_externals =
+allowlist_externals =
     bash
 setenv =
     ANSIBLE_INVENTORY={toxinidir}/tests/lxb_inventory
@@ -41,7 +41,7 @@ commands =
 [testenv:pdf-docs]
 basepython = python3
 deps = {[testenv:docs]deps}
-whitelist_externals =
+allowlist_externals =
   make
 commands =
   sphinx-build -W --keep-going -b latex doc/source doc/build/pdf