diff --git a/tox.ini b/tox.ini
index def2eac4..a089625f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,7 +2,6 @@
 minversion = 3.18.0
 envlist = py3,pep8
 ignore_basepython_conflict = True
-skipsdist = True
 
 [testenv]
 usedevelop = True
@@ -91,6 +90,8 @@ setenv =
     OS_TEST_PATH=./castellan/tests/functional
 commands =
     {toxinidir}/tools/setup-vault-env.sh pifpaf -e VAULT_TEST run vault -- stestr run --concurrency=1 --slowest {posargs}
+allowlist_externals =
+  {toxinidir}/tools/setup-vault-env.sh
 
 [testenv:genconfig]
 commands =