diff --git a/lib/features/notes/presentation/widgets/notes_close_button.dart b/lib/features/notes/presentation/widgets/notes_close_button.dart
index 6075ab73..efd983d5 100644
--- a/lib/features/notes/presentation/widgets/notes_close_button.dart
+++ b/lib/features/notes/presentation/widgets/notes_close_button.dart
@@ -1,12 +1,12 @@
 import 'dart:convert';
 
-import 'package:dairy_app/core/utils/note_helper.dart';
 import 'package:dairy_app/features/notes/presentation/bloc/notes/notes_bloc.dart';
+import 'package:dairy_app/features/notes/presentation/mixins/note_helper_mixin.dart';
 import 'package:dairy_app/features/notes/presentation/widgets/show_notes_close_dialog.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_bloc/flutter_bloc.dart';
 
-class NotesCloseButton extends StatelessWidget {
+class NotesCloseButton extends StatelessWidget with NoteHelperMixin {
   final Function() onNotesClosed;
 
   const NotesCloseButton({Key? key, required this.onNotesClosed})
@@ -39,15 +39,15 @@ class NotesCloseButton extends StatelessWidget {
 
       // calculate note hash
       String noteBodyWithAssetPathsRemoved =
-          NoteHelper.replaceAssetPathsByAssetNames(_body);
+          replaceAssetPathsByAssetNames(_body);
 
-      String _hash = NoteHelper.generateHash(state.title! +
+      String _hash = generateHash(state.title! +
           state.createdAt!.millisecondsSinceEpoch.toString() +
           noteBodyWithAssetPathsRemoved +
           state.tags!.join(","));
 
       // Compare old and new hash
-      if (NoteHelper.areNotesIdentical(state, _hash)) {
+      if (areNotesIdentical(state, _hash)) {
         onNotesClosed();
       } else {
         bool? result = await showCloseDialog(context);