diff --git a/planet.h b/planet.h
index 8836dd9..3549883 100644
--- a/planet.h
+++ b/planet.h
@@ -1,93 +1,93 @@
 /*
     Copyright 2003 Russell Steffen <rsteffen@bayarea.net>
     Copyright 2003 Stephan Zehetner <s.zehetner@nevox.org>
     Copyright 2006 Dmitry Suzdalev <dimsuz@gmail.com>
     Copyright 2006 Inge Wallin <inge@lysator.liu.se>
     Copyright 2006 Pierre Ducroquet <pinaraf@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 KONQUEST_PLANET_H
 #define KONQUEST_PLANET_H
 
 #include <QObject>
 #include "fleet.h"
 
 class Sector;
 class Player;
-class GameOptions;
+struct GameOptions;
 
 //**************************************************************
 // class Planet
 //**************************************************************
 
 class Planet : public QObject
 {
     Q_OBJECT
 
 public:
     Planet( const QString &planetName, Sector *sector,
             Player *initialOwner, int newProd,
             double newKillP );
 
     // FIXME: Nobody inherits Planet.  Why virtual?  /iw
     virtual ~Planet();
 
     static Planet *createPlayerPlanet( Sector *sector,
                                        Player *initialOwner, const QString &planetName );
     static Planet *createNeutralPlanet( Sector *sector,
                                         Player *initialOwner, const QString &planetName );
 
     Sector        *sector()     const { return m_sector; }
     Player        *player()     const { return m_owner; }
     const QString &name()       const { return m_name; }
     DefenseFleet  &fleet()            { return m_homeFleet; }
 
     double         killPercentage() const { return m_killPercentage; }
     void           setKillPercentage(double value) { m_killPercentage = value; }
 
     int            production() const { return m_productionRate; }
     void           setProduction(int value)
     {
        m_originalProductionRate = m_productionRate = value;
     }
 
     int            planetLook() const { return m_planetLook; }
     int            ships()      const { return m_showCurShips ? m_homeFleet.shipCount() : m_oldShips; }
 
     void  showOldShips() { m_showCurShips=false; }
     void  conquer( AttackFleet *conqueringFleet );
     void  setOwner(Player* player) { m_owner = player; }
     void  turn(const GameOptions &);
 
     //void select() { Q_ASSERT(false); }
 Q_SIGNALS:
     void  update();
 
 private:
     QString       m_name;
     Player       *m_owner;
     Sector       *m_sector;
     DefenseFleet  m_homeFleet;
 
     double        m_killPercentage;
     int           m_productionRate, m_originalProductionRate;
     int           m_planetLook;
     int           m_oldShips;
     bool          m_showCurShips;
     bool          m_justconquered;
 };
 
 #endif // KONQUEST_PLANET_H