diff --git a/src/BookmarkMenu.cpp b/src/BookmarkMenu.cpp
index 34c13c8e..5f01c560 100644
--- a/src/BookmarkMenu.cpp
+++ b/src/BookmarkMenu.cpp
@@ -1,54 +1,55 @@
 /*  This file was part of the KDE libraries
 
     Copyright 2019 by Tomaz Canabrava <tcanabrava@kde.org>
     Copyright 2019 by Martin Sandsmark <martin.sandsmark@kde.org>
 
     library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation, version 2
     or ( at your option ), any later version.
 
     This library is distributed in the hope that it will be useful,
     but WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     Library General Public License for more details.
 
     You should have received a copy of the GNU Library General Public License
     along with this library; see the file COPYING.LIB.  If not, write to
     the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     Boston, MA 02110-1301, USA.
 */
 
 // Own
 #include "BookmarkMenu.h"
 
 // KDE
 #include <KActionCollection>
 
 // Qt
 #include <QAction>
 #include <KBookmarkManager>
 #include <KBookmark>
 
 BookmarkMenu::BookmarkMenu (KBookmarkManager *mgr, KBookmarkOwner *owner, QMenu *parentMenu, KActionCollection *collec) :
     KBookmarkMenu (mgr, owner, parentMenu, collec)
 {
     // We need to hijack the action
     QAction *bookmarkAction = collec->action(QStringLiteral("add_bookmark"));
     disconnect(bookmarkAction, nullptr, this, nullptr);
     connect(bookmarkAction, &QAction::triggered, this, &BookmarkMenu::maybeAddBookmark);
 }
 
 void BookmarkMenu::maybeAddBookmark()
 {
     // Check for duplicates first
+    // This only catches duplicates in top-level (ie not sub-folders)
     const KBookmarkGroup rootGroup = manager()->root();
     const QUrl currUrl = owner()->currentUrl();
     for (const QUrl &url : rootGroup.groupUrlList()) {
         if (url == currUrl) {
             return;
         }
     }
 
     slotAddBookmark();
 }