diff --git a/tox.ini b/tox.ini
index 6ee4499..96d94a0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -59,7 +59,7 @@ commands=
     pip-missing-reqs -d ospurge
 
 [testenv:docs]
-basepython = python2.7
+basepython = python3
 whitelist_externals = echo
 skip_install = True
 deps =