diff --git a/tox.ini b/tox.ini
index e0190b6..335f4ed 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,24 +1,23 @@
 [tox]
 envlist=check-manifest,flake8,py3
 
 [testenv:py3]
 deps =
-  pifpaf
-  nose
+  .[testing]
+  pytest-cov
 commands =
-  pifpaf run postgresql -- nosetests
+  pytest --cov=swh --cov-branch {posargs}
 
 [testenv:flake8]
 skip_install = true
 deps =
   flake8
 commands =
   {envpython} -m flake8
 
 [testenv:check-manifest]
 skip_install = true
 deps =
   check-manifest
 commands =
   {envpython} -m check_manifest {toxinidir}
-