diff --git a/tox.ini b/tox.ini
index e6b38fad..eaf03af3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -98,7 +98,7 @@ commands =
[pytest]
-addopts = --failed-first --junitxml=report.xml
+addopts = --failed-first --junitxml=report.xml --showlocals --full-trace
markers = slow: test runs >= 10 secs
testpaths = testing/unit testing/functional