diff --git a/doc/source/index.rst b/doc/source/index.rst
index 110c931ee..7fe82d87e 100644
--- a/doc/source/index.rst
+++ b/doc/source/index.rst
@@ -46,7 +46,7 @@ using `Gerrit`_.
 .. _Launchpad: https://launchpad.net/python-keystoneclient
 .. _Gerrit: http://docs.openstack.org/infra/manual/developers.html#development-workflow
 
-Run tests with ``python setup.py test``.
+Run tests with ``tox``.
 
 Indices and tables
 ==================