diff --git a/libs/ui/kis_palette_view.h b/libs/ui/kis_palette_view.h
index 86f0f49e98..cd0da8d657 100644
--- a/libs/ui/kis_palette_view.h
+++ b/libs/ui/kis_palette_view.h
@@ -1,113 +1,113 @@
 /*
  *  Copyright (c) 2016 Dmitry Kazakov <dimula73@gmail.com>
  *  Copyright (c) 2017 Wolthera van Hövell tot Westerflier <griffinvalley@gmail.com>
  *
  *  This program 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.
  *
  *  This program 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, write to the Free Software
  *  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
  */
 
 #ifndef __KIS_PALETTE_VIEW_H
 #define __KIS_PALETTE_VIEW_H
 
 #include <QScopedPointer>
 #include <KoTableView.h>
 #include <KoColorSet.h>
 #include "kritaui_export.h"
 
 class KisPaletteModel;
 class QWheelEvent;
 
 
 class KRITAUI_EXPORT KisPaletteView : public KoTableView
 {
     Q_OBJECT
 public:
     KisPaletteView(QWidget *parent = 0);
     ~KisPaletteView() override;
 
     void setPaletteModel(KisPaletteModel *model);
     KisPaletteModel* paletteModel() const;
 
     /**
      * @brief updateRows
      * update the rows so they have the proper columnspanning.
      */
     void updateRows();
 
     /**
      * @brief setAllowModification
      * Set whether doubleclick calls up a modification window. This is to prevent users from editing
      * the palette when the palette is intended to be a list of items.
      */
     void setAllowModification(bool allow);
 
     /**
      * @brief setCrossedKeyword
      * this apparently allows you to set keywords that can cross out colors.
      * This is implemented to mark the lazybrush "transparent" color.
      * @param value
      */
     void setCrossedKeyword(const QString &value);
 
 public Q_SLOTS:
     void paletteModelChanged();
     /**
      * add an entry with a dialog window.
      */
     bool addEntryWithDialog(KoColor color);
     /**
      * @brief addGroupWithDialog
      * summons a little dialog to name the new group.
      */
     bool addGroupWithDialog();
     /**
      * remove entry with a dialog window.(Necessary for groups.
      */
     bool removeEntryWithDialog(QModelIndex index);
     /**
      *  This tries to select the closest color in the palette.
      *  This doesn't update the foreground color, just the visual selection.
      */
     void trySelectClosestColor(KoColor color);
 Q_SIGNALS:
     /**
      * @brief entrySelected
      * signals when an entry is selected.
      * @param entry the selected entry.
      */
     void entrySelected(KoColorSetEntry entry);
     void entrySelectedBackGround(KoColorSetEntry entry);
     void indexEntrySelected(QModelIndex index);
 protected:
-    void mouseReleaseEvent(QMouseEvent *event);
+    void mouseReleaseEvent(QMouseEvent *event) override;
     void wheelEvent(QWheelEvent *event) override;
 
 private:
     struct Private;
     const QScopedPointer<Private> m_d;
 private Q_SLOTS:
     /**
      * @brief entrySelection
      * the function that will emit entrySelected when the entry changes.
      */
     void entrySelection(bool foreground = true);
     /**
      * @brief modifyEntry
      * function for changing the entry at the given index.
      * if modification isn't allow(@see setAllowModification), this does nothing.
      */
     void modifyEntry(QModelIndex index);
 };
 
 #endif /* __KIS_PALETTE_VIEW_H */