diff --git a/tox.ini b/tox.ini
index 8116aad..b3f8b2a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,10 +1,8 @@
 [tox]
 minversion = 3.2
 envlist = py3,pep8,docs
-ignore_basepython_conflict = true
 
 [testenv]
-basepython = python3
 deps =
   -c{env:TOX_CONSTRAINTS_FILE:https://releases.openstack.org/constraints/upper/master}
   -r{toxinidir}/test-requirements.txt