diff --git a/dialer/lib/services/call_service.dart b/dialer/lib/services/call_service.dart
index 7057ad2..d828416 100644
--- a/dialer/lib/services/call_service.dart
+++ b/dialer/lib/services/call_service.dart
@@ -1,3 +1,4 @@
+import 'dart:typed_data';
 import 'package:flutter/material.dart';
 import 'package:flutter/services.dart';
 import '../features/call/call_page.dart';