diff --git a/tox.ini b/tox.ini
index 59259d4..8d9475f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -26,8 +26,8 @@ commands = python setup.py test --coverage --testr-args='{posargs}'
 [testenv:py27]
 commands =
     python setup.py testr --slowest --testr-args='{posargs}'
-    sphinx-build -b doctest doc/source doc/build
-    doc8 --ignore-path "doc/source/user/history.rst" doc/source
+    python setup.py build_sphinx -b doctest
+    doc8 doc/source
 
 [testenv:docs]
 commands = python setup.py build_sphinx