diff --git a/lib/data/repositories/persistence_repository.dart b/lib/data/repositories/persistence_repository.dart
index 9601518c8..f11703086 100644
--- a/lib/data/repositories/persistence_repository.dart
+++ b/lib/data/repositories/persistence_repository.dart
@@ -1,7 +1,7 @@
-import 'dart:html' as html5;
 import 'dart:async';
 import 'dart:convert';
 import 'dart:core';
+import 'dart:html' as html;
 import 'dart:io';
 import 'package:flutter/foundation.dart';
 import 'package:invoiceninja_flutter/redux/static/static_state.dart';
@@ -25,9 +25,9 @@ class PersistenceRepository {
         state.rebuild((b) => b..userCompany.token.token = '');
 
     if (kIsWeb) {
-      print('## COOKIE: ${html5.window.document.cookie}');
-      html5.window.document.cookie =
-          'token=$token; expires=Thu, 18 Dec 2099 12:00:00 UTC; Secure';
+      print('## COOKIE: ${html.window.document.cookie}');
+      html.window.document.cookie =
+          'token=$token; expires=Sat, 19 Dec 2099 12:00:00 UTC; Secure; SameSite=Strict;';
     }
 
     // TODO persist stateWithoutToken