diff --git a/tox.ini b/tox.ini
index 0e8af9cfbc1a250d9bda995ddef8fd8a8b5409f4..7464f2a3fd688fd06a06cc693b2332193bc10056 100644
--- a/tox.ini
+++ b/tox.ini
@@ -33,7 +33,7 @@ commands=
 [testenv]
 deps = .[test]
 commands =
-   coverage run --rcfile={toxinidir}/.coveragerc --source=sbws -m pytest -s {toxinidir}/tests
+   coverage run -vv --rcfile={toxinidir}/.coveragerc --source=sbws -m pytest -s {toxinidir}/tests
 passenv =
   TRAVIS
   TRAVIS_JOB_ID