diff --git a/experimental/tqtinterface/qt4/src/widgets/tqsplitter.h b/experimental/tqtinterface/qt4/src/widgets/tqsplitter.h
index 306e14470..b8b9dafbd 100644
--- a/experimental/tqtinterface/qt4/src/widgets/tqsplitter.h
+++ b/experimental/tqtinterface/qt4/src/widgets/tqsplitter.h
@@ -79,7 +79,7 @@ public:
     TQWidget *wid;
 
     TQSplitterLayoutStruct()
-	: sizer( -1 ), collapsible( Default ) { }
+	: sizer( -1 ), collapsible( TQT_TQSPLITTER_DEFAULT ) { }
     TQCOORD getSizer( Qt::Orientation orient );
 };