diff --git a/core/textdocumentsettings.h b/core/textdocumentsettings.h
index c295ccc81..256d18c19 100644
--- a/core/textdocumentsettings.h
+++ b/core/textdocumentsettings.h
@@ -1,127 +1,127 @@
 /***************************************************************************
  *   Copyright (C) 2013 by Azat Khuzhin <a3at.mail@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.                                   *
  ***************************************************************************/
 
 
 #ifndef _OKULAR_TEXTDOCUMENTSETTINGS_H_
 #define _OKULAR_TEXTDOCUMENTSETTINGS_H_
 
 
 #include "okularcore_export.h"
 
 #include <QFont>
 #include <QWidget>
 #include <QObject>
 #include <KConfigSkeleton>
 
 namespace Okular {
 
 class TextDocumentSettingsWidgetPrivate;
 class TextDocumentSettingsPrivate;
 
 /**
  * Here is example of how you can add custom settings per-backend:
  *
  * In .h header:
- * {code}
+ * \code
  * class KIntSpinBox;
  * ...
  *
  * class YourGenerator
  * {
  * ...
  * public:
  *     bool reparseConfig();
  *     void addPages( KConfigDialog* dlg );
  * ...
  * private:
  *     QString customArgument;
  *     KIntSpinBox *customArgumentWidget;
  * ...
  * }
- * {/code}
+ * \endcode
  *
  * In .cpp module:
- * {code}
+ * \code
  * #include <KIntSpinBox>
  * ...
  * bool YourGenerator::reparseConfig()
  * {
  *     ... Do something with customArgumentWidget and customArgument ...
  * }
  * void YourGenerator::addPages( KConfigDialog* dlg )
  * {
  *     Okular::TextDocumentSettingsWidget *widget = new Okular::TextDocumentSettingsWidget();
  *
  *     KIntSpinBox *customArgumentWidget = new KIntSpinBox( dlg );
  *     customArgumentWidget->setObjectName( QString::fromUtf8( "kcfg_CustomArgument" ) );
  *     widget->addRow( "Custom argument", customArgumentWidget );
  *
  *     Okular::TextDocumentSettings *settings = generalSettings();
  *     settings->addItemString( "CustomArgument", customArgument );
  *
  *     dlg->addPage( widget, settings, ... );
  * }
- * {/code}
+ * \endcode
  */
 
 /**
  * TextDocumentSettingsWidget
  *
  * Contain default settings for text based documents.
  * (all generators that inherited from TextDocumentGenerator)
  * Generator can add settings to this object individually.
  *
  * @since 0.17 (KDE 4.11)
  */
 class OKULARCORE_EXPORT TextDocumentSettingsWidget : public QWidget
 {
     Q_OBJECT
 
     public:
         explicit TextDocumentSettingsWidget( QWidget *parent = nullptr );
         virtual ~TextDocumentSettingsWidget();
 
         void addRow( const QString& labelText, QWidget *widget );
 
     private:
         friend class TextDocumentGenerator;
 
         TextDocumentSettingsWidgetPrivate *d_ptr;
         Q_DECLARE_PRIVATE( TextDocumentSettingsWidget )
         Q_DISABLE_COPY( TextDocumentSettingsWidget )
 };
 
 /**
  * TextDocumentSettings
  *
  * Contain default settings/config skeleton
  * To save/restore settings.
  *
  * @since 0.17 (KDE 4.11)
  */
 class OKULARCORE_EXPORT TextDocumentSettings : public KConfigSkeleton
 {
     Q_OBJECT
 
     public:
         QFont font() const;
 
     private:
         friend class TextDocumentGenerator;
 
         TextDocumentSettings( const QString& config, QObject *parent );
 
         TextDocumentSettingsPrivate *d_ptr;
         Q_DECLARE_PRIVATE( TextDocumentSettings )
         Q_DISABLE_COPY( TextDocumentSettings )
 };
 
 }
 
 #endif