diff --git a/dart/manga/multisrc/mangabox/mangabox.dart b/dart/manga/multisrc/mangabox/mangabox.dart
index d4194633..0dffc648 100644
--- a/dart/manga/multisrc/mangabox/mangabox.dart
+++ b/dart/manga/multisrc/mangabox/mangabox.dart
@@ -173,7 +173,7 @@ class MangaBox extends MProvider {
         dateStr = dates.last.text;
       } else {
         dateStr = element.selectFirst("ul > li > p")?.text ??
-            DateTime.now().millisecondsSinceEpoch.toString();
+            DateTime.now().toString();
       }
       chapter.url = a.getHref;
       chapter.dateUpload =
diff --git a/dart/manga/multisrc/mangabox/sources.dart b/dart/manga/multisrc/mangabox/sources.dart
index 541c52c5..bf7eac17 100644
--- a/dart/manga/multisrc/mangabox/sources.dart
+++ b/dart/manga/multisrc/mangabox/sources.dart
@@ -4,7 +4,7 @@ import 'src/mangairo/mangaeiro.dart';
 import 'src/mangakakalot/mangakakalot.dart';
 import 'src/manganato/manganato.dart';
 
-const mangaboxVersion = "0.0.5";
+const mangaboxVersion = "0.0.55";
 const mangaboxSourceCodeUrl =
     "https://raw.githubusercontent.com/kodjodevf/mangayomi-extensions/$branchName/dart/manga/multisrc/mangabox/mangabox.dart";