diff --git a/tox.ini b/tox.ini
index 9f552ead..16b790d6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,6 +10,7 @@ setenv =
 deps = -r{toxinidir}/test-requirements.txt
 
 [testenv:venv]
+basepython = python3
 commands = {posargs}
 
 [testenv:doc8]
@@ -17,12 +18,12 @@ commands =
   doc8 -e .rst doc/source
 
 [testenv:docs]
+basepython = python3
 commands=
     sphinx-build doc/source doc/build/html
 
 [testenv:pep8]
-# This runs all lint like jobs
-basepython = python2.7
+basepython = python3
 deps =
   flake8
   {[testenv]deps}