diff --git a/effects/coverswitch_config.h b/effects/coverswitch_config.h
index a416b4f50..ac078114a 100644
--- a/effects/coverswitch_config.h
+++ b/effects/coverswitch_config.h
@@ -1,60 +1,59 @@
 /********************************************************************
  KWin - the KDE window manager
  This file is part of the KDE project.
 
  Copyright (C) 2008 Martin Gräßlin <ubuntu@martin-graesslin.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, see <http://www.gnu.org/licenses/>.
 *********************************************************************/
 
 #ifndef KWIN_COVERSWITCH_CONFIG_H
 #define KWIN_COVERSWITCH_CONFIG_H
 
 #define KDE3_SUPPORT
 #include <kcmodule.h>
 #undef KDE3_SUPPORT
 
 #include "ui_coverswitch_config.h"
 
-class KActionCollection;
 
 namespace KWin
 {
 
 class CoverSwitchEffectConfigForm : public QWidget, public Ui::CoverSwitchEffectConfigForm
 {
     Q_OBJECT
     public:
         explicit CoverSwitchEffectConfigForm(QWidget* parent);
 };
 
 class CoverSwitchEffectConfig : public KCModule
     {
     Q_OBJECT
     public:
         explicit CoverSwitchEffectConfig(QWidget* parent = 0, const QVariantList& args = QVariantList());
         ~CoverSwitchEffectConfig();
 
     public slots:
         virtual void save();
         virtual void load();
         virtual void defaults();
 
     private:
         CoverSwitchEffectConfigForm* m_ui;
     };
 
 } // namespace
 
 #endif
diff --git a/effects/trackmouse_config.h b/effects/trackmouse_config.h
index fb6d48b28..e3637964a 100644
--- a/effects/trackmouse_config.h
+++ b/effects/trackmouse_config.h
@@ -1,48 +1,47 @@
 /********************************************************************
  KWin - the KDE window manager
  This file is part of the KDE project.
 
 Copyright (C) 2007 Rivo Laks <rivolaks@hot.ee>
 
 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, see <http://www.gnu.org/licenses/>.
 *********************************************************************/
 
 #ifndef KWIN_TRACKMOUSE_CONFIG_H
 #define KWIN_TRACKMOUSE_CONFIG_H
 
 #define KDE3_SUPPORT
 #include <kcmodule.h>
 #undef KDE3_SUPPORT
 
-class KShortcutsEditor;
 
 namespace KWin
 {
 
 class TrackMouseEffectConfig : public KCModule
     {
     Q_OBJECT
     public:
         explicit TrackMouseEffectConfig(QWidget* parent = 0, const QVariantList& args = QVariantList());
         ~TrackMouseEffectConfig();
 
     public slots:
         virtual void save();
         virtual void load();
         virtual void defaults();
     };
 
 } // namespace
 
 #endif
diff --git a/effects/wobblywindows_config.h b/effects/wobblywindows_config.h
index 1efea6e2b..3a455d289 100644
--- a/effects/wobblywindows_config.h
+++ b/effects/wobblywindows_config.h
@@ -1,56 +1,55 @@
 /********************************************************************
  KWin - the KDE window manager
  This file is part of the KDE project.
 
  Copyright (C) 2008 Cédric Borgese <cedric.borgese@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, see <http://www.gnu.org/licenses/>.
 *********************************************************************/
 
 #ifndef KWIN_WOBBLY_CONFIG_H
 #define KWIN_WOBBLY_CONFIG_H
 
 #define KDE3_SUPPORT
 #include <kcmodule.h>
 #undef KDE3_SUPPORT
 
 #include "ui_wobblywindows_config.h"
 
-class KActionCollection;
 
 namespace KWin
 {
 
 class WobblyWindowsEffectConfig : public KCModule
 {
     Q_OBJECT
 public:
     explicit WobblyWindowsEffectConfig(QWidget* parent = 0, const QVariantList& args = QVariantList());
     ~WobblyWindowsEffectConfig();
 
 public slots:
     virtual void save();
     virtual void load();
     virtual void defaults();
 
 private slots:
     void slotSlWobblyness(int);
 
 private:
     ::Ui::WobblyWindowsEffectConfigForm m_ui;
 };
 
 } // namespace
 
 #endif