diff --git a/qtinterface/tqt.h b/qtinterface/tqt.h
index d3098bc..15faadb 100644
--- a/qtinterface/tqt.h
+++ b/qtinterface/tqt.h
@@ -757,7 +757,6 @@ Boston, MA 02110-1301, USA.
 #define TQMIN		QMIN
 #define TQMAX		QMAX
 #define TQABS		QABS
-#define tqqt_cast	qt_cast
 #define tqMakePair	qMakePair
 #define qt_tqfind_obj_child	qt_find_obj_child
 #define tqt_ucm_query_verification_data	qt_ucm_query_verification_data