diff --git a/tests/rest/client/utils.py b/tests/rest/client/utils.py
index 558dd531d39b..e10feed3d182 100644
--- a/tests/rest/client/utils.py
+++ b/tests/rest/client/utils.py
@@ -387,7 +387,7 @@ def _read_write_state(
         room_id: str,
         event_type: str,
         body: Optional[Dict[str, Any]],
-        tok: str,
+        tok: Optional[str],
         expect_code: int = HTTPStatus.OK,
         state_key: str = "",
         method: str = "GET",
@@ -467,7 +467,7 @@ def send_state(
         room_id: str,
         event_type: str,
         body: Dict[str, Any],
-        tok: str,
+        tok: Optional[str],
         expect_code: int = HTTPStatus.OK,
         state_key: str = "",
     ) -> JsonDict: