1 files changed, 2 insertions, 2 deletions
diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py
index 5a9c27f75f..122105854a 100644
--- a/synapse/rest/client/v1/room.py
+++ b/synapse/rest/client/v1/room.py
@@ -537,7 +537,7 @@ class RoomMessageListRestServlet(RestServlet):
             self.store, request, default_limit=10
         )
         as_client_event = b"raw" not in request.args
-        filter_str = parse_string(request, b"filter", encoding="utf-8")
+        filter_str = parse_string(request, "filter", encoding="utf-8")
         if filter_str:
             filter_json = urlparse.unquote(filter_str)
             event_filter = Filter(
@@ -652,7 +652,7 @@ class RoomEventContextServlet(RestServlet):
         limit = parse_integer(request, "limit", default=10)
 
         # picking the API shape for symmetry with /messages
-        filter_str = parse_string(request, b"filter", encoding="utf-8")
+        filter_str = parse_string(request, "filter", encoding="utf-8")
         if filter_str:
             filter_json = urlparse.unquote(filter_str)
             event_filter = Filter(