diff --git a/samples/openapi3/client/petstore/python/requirements.txt b/samples/openapi3/client/petstore/python/requirements.txt
index 96947f60408f..c979578e90f4 100644
--- a/samples/openapi3/client/petstore/python/requirements.txt
+++ b/samples/openapi3/client/petstore/python/requirements.txt
@@ -1,3 +1,3 @@
 python_dateutil >= 2.5.3
 setuptools >= 21.0.0
-urllib3 >= 1.25.3
+urllib3>=2.6.3