diff --git a/qtinterface/tqt.h.cmake b/qtinterface/tqt.h.cmake
index ca2b9b9..c3d0eeb 100644
--- a/qtinterface/tqt.h.cmake
+++ b/qtinterface/tqt.h.cmake
@@ -249,19 +249,6 @@ Boston, MA 02110-1301, USA.
 #define TQT_TQTABLETEVENT(x) (static_cast<TQTabletEvent*>(static_cast<TQTabletEvent*>(static_cast<TQEvent*>(x))))
 #define TQT_TQCONTEXTMENUEVENT(x) (static_cast<TQContextMenuEvent*>(static_cast<TQContextMenuEvent*>(static_cast<TQEvent*>(x))))
 
-#define TQT_TQOBJECT_CONST(x) (static_cast<const TQObject*>(static_cast<const TQObject*>(x)))
-#define TQT_TQWIDGET_CONST(x) (static_cast<const TQWidget*>(static_cast<const TQWidget*>(x)))
-#define TQT_TQMIMESOURCE_CONST(x) (static_cast<const TQMimeSource*>(static_cast<const TQMimeSource*>(x)))
-#define TQT_TQBRUSH_CONST(x) (static_cast<const TQBrush*>(static_cast<const TQBrush*>(x)))
-#define TQT_TQPIXMAP_CONST(x) (static_cast<const TQPixmap*>(static_cast<const TQPixmap*>(x)))
-#define TQT_TQPAINTDEVICE_CONST(x) (static_cast<const TQPaintDevice*>(static_cast<const TQPaintDevice*>(x)))
-#define TQT_TQCOLOR_CONST(x) (static_cast<const TQColor*>(static_cast<const TQColor*>(x)))
-#define TQT_TQPRINTER_CONST(x) (static_cast<const TQPrinter*>(static_cast<const TQPrinter*>(x)))
-#define TQT_TQIODEVICE_CONST(x) (static_cast<const TQIODevice*>(static_cast<const TQIODevice*>(x)))
-#define TQT_TQVARIANT_CONST(x) (static_cast<const TQVariant*>(static_cast<const TQVariant*>(x)))
-#define TQT_TQMETAOBJECT_CONST(x) (static_cast<const TQMetaObject*>(static_cast<const TQMetaObject*>(x)))
-#define TQT_TQSTYLEOPTION_CONST(x) (static_cast<const TQStyleOption*>(static_cast<const TQStyleOption*>(x)))
-
 #define TQT_BASE_OBJECT_NAME TQObject
 #define TQT_BASE_OBJECT(x) (static_cast<TQT_BASE_OBJECT_NAME*>(x))
 #define TQT_BASE_OBJECT_CONST(x) (static_cast<const TQT_BASE_OBJECT_NAME*>(x))