diff --git a/tox.ini b/tox.ini
index f53ce7805..53bf77ebc 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,10 +1,8 @@
 [tox]
 minversion = 3.18.0
 envlist = py3,functional,pep8
-ignore_basepython_conflict=true
 
 [testenv]
-basepython = python3
 usedevelop = True
 setenv =
   VIRTUAL_ENV={envdir}