diff --git a/lib/src/utils/downloader_utils.dart b/lib/src/utils/downloader_utils.dart
index ab57dd9..382bd76 100644
--- a/lib/src/utils/downloader_utils.dart
+++ b/lib/src/utils/downloader_utils.dart
@@ -1,4 +1,5 @@
 import 'dart:io';
+import 'dart:ui';
 
 import 'package:dio/dio.dart' hide ProgressCallback;
 import 'package:flowder/src/flowder.dart';