diff --git a/clients/nitrogen/nitrogenclient.h b/clients/nitrogen/nitrogenclient.h
index 59f0e9f3e8..2cbcd61603 100644
--- a/clients/nitrogen/nitrogenclient.h
+++ b/clients/nitrogen/nitrogenclient.h
@@ -118,7 +118,7 @@ namespace Nitrogen
         TileSet *shadowTiles(const QColor& color, const QColor& glow, qreal size, bool active);
         
         //! shadows
-        QPixmap shadowPixmap( const QColor& color, const QColor& glow, qreal size, bool active) const;
+        QPixmap shadowPixmap( const QColor& color, const QColor& glow, qreal size) const;
         
         private: