diff --git a/tox.ini b/tox.ini
index c8a603b..325adae 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,3 +11,6 @@
 deps = bashate
 whitelist_externals = bash
 commands = bash -c "find {toxinidir} -not -wholename \*.tox/\* -and \( -name \*.sh -or -name \*rc -or -name functions\* -or \( -wholename lib/\* -and -not -name \*.md \) \) -print0 | xargs -0 bashate -v"
+
+[testenv:docs]
+commands = python setup.py build_sphinx