diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index bff9239..a7a5f2e 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -120,7 +120,7 @@ MainWindow::MainWindow() : TDEMainWindow(0, "abakus-mainwindow"), m_popup(0), m_
     connect(m_edit, TQT_SIGNAL(returnPressed()), TQT_SLOT(slotReturnPressed()));
     connect(m_edit, TQT_SIGNAL(textChanged()), TQT_SLOT(slotTextChanged()));
 
-    m_listSplitter = new TQSplitter(Qt::Vertical, m_mainSplitter);
+    m_listSplitter = new TQSplitter(TQt::Vertical, m_mainSplitter);
     m_fnList = new FunctionListView(m_listSplitter);
     m_fnList->addColumn("Functions");
     m_fnList->addColumn("Value");