diff --git a/swh/icinga_plugins/tests/web_scenario.py b/swh/icinga_plugins/tests/web_scenario.py
--- a/swh/icinga_plugins/tests/web_scenario.py
+++ b/swh/icinga_plugins/tests/web_scenario.py
@@ -68,7 +68,9 @@
         """
         for endpoint in self._endpoints:
             mocker.register_uri(
-                endpoint.method.upper(), endpoint.url, text=self._request_callback
+                endpoint.method.upper(),
+                endpoint.url,  # type: ignore # https://github.com/jamielennox/requests-mock/pull/173  # noqa
+                text=self._request_callback,  # type: ignore  # stubs are too strict
             )
 
     def _request_callback(self, request, context):