diff --git a/src/kpicosim.cpp b/src/kpicosim.cpp
index df0e3ab..17894c4 100644
--- a/src/kpicosim.cpp
+++ b/src/kpicosim.cpp
@@ -114,7 +114,7 @@ KPicoSim::KPicoSim() : TDEMainWindow( 0, "KPicoSim" )
 	m_tabWidget->addTab( m_editor, "Source" ) ;
 	addDockWindow( m_processorView, DockLeft ) ;
 
-	m_splitter->setOrientation( Qt::Vertical ) ;
+	m_splitter->setOrientation( TQt::Vertical ) ;
 	setCentralWidget( m_splitter ) ;
 	m_messages->setAllColumnsShowFocus( true ) ;
 	m_messages->setFullWidth( true ) ;