diff --git a/tox.ini b/tox.ini
index 462abf09..e1ca32f2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,12 +1,13 @@
 [tox]
-envlist = py25,py26,py27
+envlist = py26,py27
 
 [testenv]
-commands=py.test
+commands = nosetests -s tests
 deps =
+    nose
     Jinja2
     Pygments
     docutils
     feedgenerator
     unittest2
-    pytest
+    mock