diff --git a/tox.ini b/tox.ini
index 692951a57..438ad3cde 100644
--- a/tox.ini
+++ b/tox.ini
@@ -40,6 +40,7 @@ commands =
 
 [testenv:genconfig]
 whitelist_externals = bash
+envdir = {toxworkdir}/pep8
 commands =
   oslo-config-generator --config-file etc/oslo-config-generator/barbican.conf
 
@@ -123,6 +124,7 @@ deps = bindep
 commands = bindep test
 
 [testenv:genpolicy]
+envdir = {toxworkdir}/pep8
 commands = oslopolicy-sample-generator --config-file=etc/oslo-config-generator/policy.conf
 
 [hacking]