diff --git a/lib/backend/schema/stock_picking/update_move_line_dto.dart b/lib/backend/schema/stock_picking/update_move_line_dto.dart
index ea5b6c3..34747ae 100644
--- a/lib/backend/schema/stock_picking/update_move_line_dto.dart
+++ b/lib/backend/schema/stock_picking/update_move_line_dto.dart
@@ -22,9 +22,11 @@ abstract class UpdateMoveLineDto with _$UpdateMoveLineDto {
 
   factory UpdateMoveLineDto.fromJson(Map<String, dynamic> json) =>
       _$UpdateMoveLineDtoFromJson(json);
+}
 
+extension UpdateMoveLineDtoExt on UpdateMoveLineDto {
   /// Constructeur depuis List
-  factory UpdateMoveLineDto.fromList(List<dynamic> list) {
+  UpdateMoveLineDto fromList(List<dynamic> list) {
     if (list.length != 3) {
       throw ArgumentError('La liste doit contenir exactement 3 éléments');
     }