diff --git a/pms_api_rest/services/pms_reservation_service.py b/pms_api_rest/services/pms_reservation_service.py
index a4f9dd2dd..ebfa0b037 100644
--- a/pms_api_rest/services/pms_reservation_service.py
+++ b/pms_api_rest/services/pms_reservation_service.py
@@ -199,6 +199,8 @@ class PmsReservationService(Component):
             reservation.confirm()
         if reservation_data.toCheckout is not None and reservation_data.toCheckout:
             reservation.action_reservation_checkout()
+        if reservation_data.roomTypeId:
+            reservation.room_type_id = reservation_data.roomTypeId
 
         reservation_vals = self._create_vals_from_params(
             reservation_vals, reservation_data