diff --git a/tox.ini b/tox.ini
index 41e20a3..78cc7f9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,6 +5,7 @@ minversion = 2.4
 [testenv]
 deps =
 	setuptools>=31.0.1
+	pytest-sugar-bugfix159
 commands =
 	pytest {posargs}
 	python setup.py checkdocs