diff --git a/tox.ini b/tox.ini
index 481edd1..18a7809 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-minversion = 1.6
+minversion = 3.18.0
 skipsdist = True
 envlist = bashate
 
@@ -14,7 +14,7 @@ basepython = python3
 # modified bashate tree
 deps =
    {env:BASHATE_INSTALL_PATH:bashate==0.5.1}
-whitelist_externals = bash
+allowlist_externals = bash
 commands = bash -c "find {toxinidir}             \
          -not \( -type d -name .?\* -prune \)    \
          -not \( -type d -name doc -prune \)     \