diff --git a/libs/flake/KoColorBackground.h b/libs/flake/KoColorBackground.h
index bef030bb39..4398b16b0f 100644
--- a/libs/flake/KoColorBackground.h
+++ b/libs/flake/KoColorBackground.h
@@ -1,67 +1,67 @@
 /* This file is part of the KDE project
  * Copyright (C) 2008 Jan Hambrecht <jaham@gmx.net>
  *
  * This 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; either
  * version 2 of the License, 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.
  */
 
 #ifndef KOCOLORBACKGROUND_H
 #define KOCOLORBACKGROUND_H
 
 #include "KoShapeBackground.h"
 #include "kritaflake_export.h"
 #include <Qt>
 #include <QSharedDataPointer>
 
 class KoColorBackgroundPrivate;
 class QColor;
 class QBrush;
 
 /// A simple solid color shape background
 class KRITAFLAKE_EXPORT KoColorBackground : public KoShapeBackground
 {
 public:
     KoColorBackground();
 
     /// Creates background from given color and style
     explicit KoColorBackground(const QColor &color, Qt::BrushStyle style = Qt::SolidPattern);
 
     ~KoColorBackground() override;
 
     bool compareTo(const KoShapeBackground *other) const override;
 
     /// Returns the background color
     QColor color() const;
 
     /// Sets the background color
     void setColor(const QColor &color);
 
     /// Returns the background style
     Qt::BrushStyle style() const;
 
     QBrush brush() const;
 
     // reimplemented from KoShapeBackground
     void paint(QPainter &painter, const KoViewConverter &converter, KoShapePaintingContext &context, const QPainterPath &fillPath) const override;
     // reimplemented from KoShapeBackground
     void fillStyle(KoGenStyle &style, KoShapeSavingContext &context) override;
     // reimplemented from KoShapeBackground
     bool loadStyle(KoOdfLoadingContext & context, const QSizeF &shapeSize) override;
 private:
-    struct Private;
+    class Private;
     QSharedDataPointer<Private> d;
 };
 
 #endif // KOCOLORBACKGROUND_H