diff --git a/qtinterface/tqt.h.cmake b/qtinterface/tqt.h.cmake
index 7e2a64f..b1187ca 100644
--- a/qtinterface/tqt.h.cmake
+++ b/qtinterface/tqt.h.cmake
@@ -54,6 +54,7 @@ Boston, MA 02110-1301, USA.
 
 #define TQSIGNAL_CODE			QSIGNAL_CODE
 #define TQSLOT_CODE			QSLOT_CODE
+#define TQ_OVERRIDE			Q_OVERRIDE
 
 #define qint64			long
 #define quint64			unsigned long