1 files changed, 5 insertions, 0 deletions
diff --git a/tox.ini b/tox.ini
index 7423a30..a0debd0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,18 +11,23 @@ deps =
 commands = python setup.py testr --slowest --testr-args='{posargs}'
 
 [testenv:pep8]
+basepython = python3
 commands = flake8
 
 [testenv:docs]
+basepython = python3
 commands = python setup.py build_sphinx
 
 [testenv:cover]
+basepython = python3
 commands = python setup.py testr --coverage
 
 [testenv:venv]
+basepython = python3
 commands = {posargs}
 
 [testenv:debug]
+basepython = python3
 commands = oslo_debug_helper {posargs}
 
 [flake8]