diff --git a/setup.cfg b/setup.cfg
index 86b83819..def82258 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -51,7 +51,7 @@ testing =
 	pep517
 	pyfakefs
 	flufl.flake8
-	pytest-perf >= 0.9
+	pytest-perf >= 0.9.1
 
 docs =
 	# upstream