diff --git a/tox.ini b/tox.ini
index 8f9eae7..3b204eb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -2,10 +2,8 @@
 minversion = 3.1
 envlist = py3,pypy,pep8
 skipsdist = True
-ignore_basepython_conflict = True
 
 [testenv]
-basepython = python3
 usedevelop = True
 setenv =
   LANGUAGE=en_US