diff --git a/tox.ini b/tox.ini
index 634b7df..caa9403 100644
--- a/tox.ini
+++ b/tox.ini
@@ -59,7 +59,7 @@
 commands =
    python -m tools/tempest_coverage -c start --combine
    nosetests --logging-format '%(asctime)-15s %(message)s' --with-xunit --xunit-file=nosetests-full.xml -sv tempest/api tempest/scenario tempest/thirdparty tempest/cli
-   python -m tools/tempest_coverage -c report --html
+   python -m tools/tempest_coverage -c report --html {posargs}
 
 [testenv:venv]
 commands = {posargs}