diff --git a/tox.ini b/tox.ini
index bb2e7cb17d..13d944e5cc 100644
--- a/tox.ini
+++ b/tox.ini
@@ -30,7 +30,7 @@ passenv =
 setenv =
     PROJECT_ROOT = {toxinidir}
 commands =
-	pytest --integration {posargs:-vv --durations=10 setuptools/tests/integration}
+	pytest --integration {posargs:-vv --durations=10} setuptools/tests/integration
 	# use verbose mode by default to facilitate debugging from CI logs
 
 [testenv:docs]