diff --git a/app/settings/delegates/persistentmenu.cpp b/app/settings/delegates/persistentmenu.cpp
index 89a1f190..0cc3daba 100644
--- a/app/settings/delegates/persistentmenu.cpp
+++ b/app/settings/delegates/persistentmenu.cpp
@@ -1,47 +1,47 @@
 /*
 *  Copyright 2019 Michail Vourlakos <mvourlakos@gmail.com>
 *
 *  This file is part of Latte-Dock
 *
 *  Latte-Dock is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License as
 *  published by the Free Software Foundation; either version 2 of
 *  the License, or (at your option) any later version.
 *
 *  Latte-Dock 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #include "persistentmenu.h"
 
 
-PersistentMenu::PersistentMenu(QWidget *parent = 0)
+PersistentMenu::PersistentMenu(QWidget *parent)
     : QMenu (parent),
       m_blockHide(false)
 {
 }
 
 void PersistentMenu::setVisible (bool visible)
 {
   if (m_blockHide) {
       m_blockHide = false;
       return;
   }
 
   QMenu::setVisible (visible);
 }
 
 void PersistentMenu::mouseReleaseEvent (QMouseEvent *e)
 {
   const QAction *action = actionAt (e->pos ());
   if (action) {
       m_blockHide = true;
   }
 
   QMenu::mouseReleaseEvent (e);
 }
diff --git a/app/settings/delegates/persistentmenu.h b/app/settings/delegates/persistentmenu.h
index faa3b961..a122e892 100644
--- a/app/settings/delegates/persistentmenu.h
+++ b/app/settings/delegates/persistentmenu.h
@@ -1,42 +1,42 @@
 /*
 *  Copyright 2019 Michail Vourlakos <mvourlakos@gmail.com>
 *
 *  This file is part of Latte-Dock
 *
 *  Latte-Dock is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU General Public License as
 *  published by the Free Software Foundation; either version 2 of
 *  the License, or (at your option) any later version.
 *
 *  Latte-Dock 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 General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #ifndef PERSISTENTMENU_H
 #define PERSISTENTMENU_H
 
 //Qt
 #include <QMenu>
 #include <QMouseEvent>
 
 class PersistentMenu : public QMenu
 {
   Q_OBJECT
 public:
-  PersistentMenu(QWidget *parent);
+  PersistentMenu(QWidget *parent = nullptr);
 
 protected:
   void setVisible (bool visible) override;
   void mouseReleaseEvent (QMouseEvent *e) override;
 
 private:
   bool m_blockHide{false};
 
 };
 
 #endif