diff --git a/tox.ini b/tox.ini
index 44571ff85..faa0a753f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -41,7 +41,7 @@ commands = pylint --rcfile=pylintrc taskflow
 basepython = python2.7
 deps = {[testenv:py27]deps}
    coverage>=3.6
-commands = python setup.py testr --coverage --testr-args='{posargs}'
+commands = python setup.py testr --coverage --coverage-package-name=taskflow --testr-args='{posargs}'
 
 [testenv:venv]
 basepython = python2.7