diff --git a/tests/gateway/test_google_chat.py b/tests/gateway/test_google_chat.py
index 3f093bcea1d3e..d917d765e0a30 100644
--- a/tests/gateway/test_google_chat.py
+++ b/tests/gateway/test_google_chat.py
@@ -2740,8 +2740,8 @@ def post(self, url, **kwargs):
 
 def _install_fake_aiohttp(monkeypatch, session):
     fake_aiohttp = types.SimpleNamespace(
-        ClientSession=lambda timeout=None: session,
-        ClientTimeout=lambda total=None: None,
+        ClientSession=lambda *args, **kwargs: session,
+        ClientTimeout=lambda *args, **kwargs: None,
     )
     monkeypatch.setitem(sys.modules, "aiohttp", fake_aiohttp)
 
diff --git a/tests/gateway/test_teams.py b/tests/gateway/test_teams.py
index 58b8c35a5c254..a81ffeaf6077d 100644
--- a/tests/gateway/test_teams.py
+++ b/tests/gateway/test_teams.py
@@ -763,8 +763,8 @@ def _install_fake_aiohttp(monkeypatch, session):
     """Replace ``aiohttp`` in ``sys.modules`` so ``import aiohttp as _aiohttp``
     inside ``_standalone_send`` picks up our fake."""
     fake_aiohttp = types.SimpleNamespace(
-        ClientSession=lambda timeout=None: session,
-        ClientTimeout=lambda total=None: None,
+        ClientSession=lambda *args, **kwargs: session,
+        ClientTimeout=lambda *args, **kwargs: None,
     )
     monkeypatch.setitem(sys.modules, "aiohttp", fake_aiohttp)