diff --git a/tox.ini b/tox.ini
index df5261d5..20c742a7 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,6 +10,7 @@ usedevelop = True
 deps =
     isort
     flake8
+commands = python --version
 
 [testenv:docs]
 basepython = python2.7