diff --git a/pms_api_rest/services/pms_room_service.py b/pms_api_rest/services/pms_room_service.py
index cfa4b1ec8..641da6798 100644
--- a/pms_api_rest/services/pms_room_service.py
+++ b/pms_api_rest/services/pms_room_service.py
@@ -35,7 +35,7 @@ class PmsRoomService(Component):
         PmsRoomInfo = self.env.datamodels["pms.room.info"]
         for room in self.env["pms.room"].search(
             domain,
-        ):
+        ).sorted("capacity"):
 
             result_rooms.append(
                 PmsRoomInfo(