diff --git a/clients/py/optional-requirements.txt b/clients/py/optional-requirements.txt
index a87d7146..02d31f33 100644
--- a/clients/py/optional-requirements.txt
+++ b/clients/py/optional-requirements.txt
@@ -7,5 +7,5 @@ packaging==26.2
 pluggy==1.6.0
 pycodestyle==2.14.0
 pyflakes==3.4.0
-pytest==9.1.0
+pytest==9.1.1
 pytest-asyncio==1.4.0