diff --git a/tox.ini b/tox.ini
index b0ecc41906..348b090cc1 100644
--- a/tox.ini
+++ b/tox.ini
@@ -31,10 +31,8 @@ deps = autopep8
 commands = autopep8 --ignore E309,E501 -a -i -r luigi test examples bin
 
 [testenv:docs]
-# to call this use `tox -e docs -- html`
 deps =
   sqlalchemy
   Sphinx
   sphinx_rtd_theme
-changedir = doc
-commands = /usr/bin/make {posargs}
+commands = sphinx-build -b html -d {envtmpdir}/doctrees doc doc/_build/html