diff --git a/src/frontend/app/notes/notes-list.component.ts b/src/frontend/app/notes/notes-list.component.ts
index f494d5d3cd3cc09473062a741d3bd78193129508..1ef9c5aae5ef1c00746a7e95ad9f82105ba020a3 100644
--- a/src/frontend/app/notes/notes-list.component.ts
+++ b/src/frontend/app/notes/notes-list.component.ts
@@ -101,7 +101,7 @@ export class NotesListComponent implements OnInit {
     }
 
     isModified() {
-        return this.noteEditor === undefined || this.noteEditor.isWritingNote();
+        return this.noteEditor === undefined ? false :  this.noteEditor.isWritingNote();
     }
 
     addNote() {