--- a/tox.ini	Wed Nov 25 13:39:53 2015 +0100
+++ b/tox.ini	Fri Dec 11 17:21:58 2015 +0100
@@ -4,9 +4,10 @@
 [testenv]
 sitepackages = true
 deps =
+  pytest
   webtest
   cubicweb-pyramid
   release: cubicweb
   dev: hg+http://hg.logilab.org/master/cubicweb@cubicweb-3.22#egg=cubicweb
 commands =
-  {envpython} -m unittest discover pyramid_cubicweb.tests -b {posargs}
+  {envpython} -m pytest pyramid_cubicweb/tests {posargs}