diff --git a/scene_xrender.h b/scene_xrender.h
index 3700fbab7..45cdf1c81 100644
--- a/scene_xrender.h
+++ b/scene_xrender.h
@@ -1,100 +1,101 @@
 /*****************************************************************
  KWin - the KDE window manager
  This file is part of the KDE project.
 
 Copyright (C) 2006 Lubos Lunak <l.lunak@kde.org>
 
 You can Freely distribute this program under the GNU General Public
 License. See the file "COPYING" for the exact licensing terms.
 ******************************************************************/
 
 #ifndef KWIN_SCENE_XRENDER_H
 #define KWIN_SCENE_XRENDER_H
 
 #include <config.h>
 
 #include "scene.h"
 
 #if defined(HAVE_XRENDER) && defined(HAVE_XFIXES)
 #include <X11/extensions/Xrender.h>
+#include <X11/extensions/Xfixes.h>
 
 namespace KWin
 {
 
 class Matrix;
 
 class SceneXrender
     : public Scene
     {
     public:
         SceneXrender( Workspace* ws );
         virtual ~SceneXrender();
         virtual bool initFailed() const;
         virtual CompositingType compositingType() const { return XRenderCompositing; }
         virtual void paint( QRegion damage, ToplevelList windows );
         virtual void windowGeometryShapeChanged( Toplevel* );
         virtual void windowOpacityChanged( Toplevel* );
         virtual void windowAdded( Toplevel* );
         virtual void windowClosed( Toplevel*, Deleted* );
         virtual void windowDeleted( Deleted* );
         Picture bufferPicture();
     protected:
         virtual void paintBackground( QRegion region );
         virtual void paintGenericScreen( int mask, ScreenPaintData data );
     private:
         void paintTransformedScreen( int mask );
         void createBuffer();
         static XserverRegion toXserverRegion( QRegion region );
         XRenderPictFormat* format;
         Picture front;
         static Picture buffer;
         static ScreenPaintData screen_paint;
         class Window;
         QHash< Toplevel*, Window* > windows;
         bool init_ok;
     };
 
 class SceneXrender::Window
     : public Scene::Window
     {
     public:
         Window( Toplevel* c );
         virtual ~Window();
         virtual void performPaint( int mask, QRegion region, WindowPaintData data );
         void discardPicture();
         void discardAlpha();
         QRegion transformedShape() const;
         void setTransformedShape( const QRegion& shape );
     private:
         Picture picture();
         Picture alphaMask( double opacity );
         Picture _picture;
         XRenderPictFormat* format;
         Picture alpha;
         double alpha_cached_opacity;
         QRegion transformed_shape;
     };
 
 inline
 Picture SceneXrender::bufferPicture()
     {
     return buffer;
     }
 
 inline
 QRegion SceneXrender::Window::transformedShape() const
     {
     return transformed_shape;
     }
 
 inline
 void SceneXrender::Window::setTransformedShape( const QRegion& shape )
     {
     transformed_shape = shape;
     }
 
 } // namespace
 
 #endif
 
 #endif