diff --git a/pms_api_rest/services/pms_room_service.py b/pms_api_rest/services/pms_room_service.py
index 60a20daa4..5f146cdc0 100644
--- a/pms_api_rest/services/pms_room_service.py
+++ b/pms_api_rest/services/pms_room_service.py
@@ -97,7 +97,7 @@ class PmsRoomService(Component):
                     roomAmenityIds=room.room_amenity_ids.ids
                     if room.room_amenity_ids
                     else None,
-                    roomAmenityInName=room.room_amenity_ids.filtered(lambda x: x.is_add_code_room_name).name if
+                    roomAmenityInName=room.room_amenity_ids.filtered(lambda x: x.is_add_code_room_name).default_code if
                     room.room_amenity_ids.filtered(lambda x: x.is_add_code_room_name).name else ''
                 )
             )