diff --git a/kcmkwin/kwintabbox/main.h b/kcmkwin/kwintabbox/main.h
index d2c5b487a0..3344d00e0b 100644
--- a/kcmkwin/kwintabbox/main.h
+++ b/kcmkwin/kwintabbox/main.h
@@ -56,12 +56,12 @@ public:
     explicit KWinTabBoxConfig(QWidget* parent, const QVariantList& args);
     ~KWinTabBoxConfig();
 
-public slots:
+public Q_SLOTS:
     virtual void save();
     virtual void load();
     virtual void defaults();
 
-private slots:
+private Q_SLOTS:
     void effectSelectionChanged(int index);
     void configureEffectClicked();
     void tabBoxToggled(bool on);