diff --git a/tox.ini b/tox.ini
index 32b291be6..48c29f139 100644
--- a/tox.ini
+++ b/tox.ini
@@ -4,7 +4,7 @@
 # and then run "tox" from this directory.
 
 [tox]
-envlist = py27,docs,flake8
+envlist = py26, py27, pypy, docs, flake8
 
 [testenv]
 deps =
@@ -32,7 +32,7 @@ changedir = docs
 deps =
     sphinx
 commands =
-    sphinx-build -W -b html . {envtmpdir}/html
+    sphinx-build -W -q -b html . {envtmpdir}/html
 
 [testenv:flake8]
 deps =