diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index 0ebf97b..d915094 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -22,9 +22,9 @@ MainWindow::MainWindow(TQWidget* parent, const char* name)
 
 	mMenu = new TDEPopupMenu(this);
 
-	actionQuit = KStdAction::quit(this, SLOT(close()), 0);
+	actionQuit = KStdAction::quit(this, TQ_SLOT(close()), 0);
 	actionNew = new TDEAction(i18n("&New Game"), "reload",
-		TQt::CTRL + TQt::Key_N, this, SLOT(newGame()),
+		TQt::CTRL + TQt::Key_N, this, TQ_SLOT(newGame()),
 		this, i18n("New Game"));
 
 	actionNew->plug(mMenu);
@@ -34,11 +34,11 @@ MainWindow::MainWindow(TQWidget* parent, const char* name)
 	mGame = new TDEPopupMenu(this);
 	mGame->setCheckable(TRUE);
 	idTip = mGame->insertItem(i18n("&Highlight tips"),
-		this, SLOT(toggleTips()));
+		this, TQ_SLOT(toggleTips()));
 	idKnight = mGame->insertItem(i18n("&Show the knight"),
-		this, SLOT(toggleKnight()));
+		this, TQ_SLOT(toggleKnight()));
 	idCell = mGame->insertItem(i18n("&Random starting cell"),
-		this, SLOT(randomCell()));
+		this, TQ_SLOT(randomCell()));
 	menuBar()->insertItem(i18n("Settings"), mGame);
 
 
@@ -163,11 +163,11 @@ MainWindow::newGame()
 	vbox->addLayout(hbox);
 
 	cancel = new TQPushButton(i18n("Cancel"), dlg);
-	connect(cancel, SIGNAL(clicked()), dlg, SLOT(reject()));
+	connect(cancel, TQ_SIGNAL(clicked()), dlg, TQ_SLOT(reject()));
 	hbox->addWidget(cancel);
 
 	ok = new TQPushButton(i18n("Apply"), dlg);
-	connect(ok, SIGNAL(clicked()), dlg, SLOT(accept()));
+	connect(ok, TQ_SIGNAL(clicked()), dlg, TQ_SLOT(accept()));
 	hbox->addWidget(ok);
 
 	if (dlg->exec()) {