diff --git a/src/editor.cpp b/src/editor.cpp
index b9c8d00..b926e10 100644
--- a/src/editor.cpp
+++ b/src/editor.cpp
@@ -147,7 +147,7 @@ void ChoiceItem::paint( TQPainter* painter )
   //int xPos = fm.width( item );
   int xPos = TQMAX(fm.width(item), minNameWidth);
   if( !isSelected() )
-    painter->setPen( listBox()->tqpalette().disabled().text().dark() );
+    painter->setPen( listBox()->palette().disabled().text().dark() );
   painter->drawText( 10 + xPos, yPos, desc );
 }
 
@@ -268,7 +268,7 @@ TQSize Editor::sizeHint() const
   int h = TQMAX(fm.lineSpacing(), 14);
   int w = fm.width( 'x' ) * 20;
   int m = frameWidth() * 2;
-  return( tqstyle().tqsizeFromContents(TQStyle::CT_LineEdit, this,
+  return( style().tqsizeFromContents(TQStyle::CT_LineEdit, this,
              TQSize( w + m, h + m + 4 ).
              expandedTo(TQApplication::globalStrut())));
 }
diff --git a/src/evaluator.cpp b/src/evaluator.cpp
index 0bea1f3..92e64d4 100644
--- a/src/evaluator.cpp
+++ b/src/evaluator.cpp
@@ -140,7 +140,7 @@ static Token::Op matchOperator( const TQString& text )
   if( text.length() == 1 )
   {
     TQChar p = text[0];
-    switch( p.tqunicode() )
+    switch( p.unicode() )
     {
         case '+': result = Token::Plus; break;
         case '-': result = Token::Minus; break;
diff --git a/src/mainwindow.cpp b/src/mainwindow.cpp
index b05980f..64ca2ff 100644
--- a/src/mainwindow.cpp
+++ b/src/mainwindow.cpp
@@ -54,13 +54,13 @@ MainWindow::MainWindow() : KMainWindow(0, "abakus-mainwindow"), m_popup(0), m_in
 {
     m_mainSplitter = new TQSplitter(this);
     TQWidget *box = new TQWidget(m_mainSplitter);
-    TQVBoxLayout *tqlayout = new TQVBoxLayout(box);
-    m_layout = tqlayout;
-    tqlayout->setSpacing(6);
-    tqlayout->setMargin(6);
+    TQVBoxLayout *layout = new TQVBoxLayout(box);
+    m_layout = layout;
+    layout->setSpacing(6);
+    layout->setMargin(6);
 
     TQWidget *configBox = new TQWidget(box);
-    tqlayout->addWidget(configBox);
+    layout->addWidget(configBox);
 
     TQHBoxLayout *configLayout = new TQHBoxLayout(configBox);
 
@@ -90,7 +90,7 @@ MainWindow::MainWindow() : KMainWindow(0, "abakus-mainwindow"), m_popup(0), m_in
     connect(m_radians, TQT_SIGNAL(clicked()), TQT_SLOT(slotRadians()));
 
     m_history = new TQVBox(box);
-    tqlayout->addWidget(m_history);
+    layout->addWidget(m_history);
     m_history->setSpacing(6);
     m_history->setMargin(0);
 
@@ -103,10 +103,10 @@ MainWindow::MainWindow() : KMainWindow(0, "abakus-mainwindow"), m_popup(0), m_in
                       TQT_SLOT(slotResultSelected(const TQString &)));
 
     m_history->setStretchFactor(m_result, 1);
-    tqlayout->setStretchFactor(m_history, 1);
+    layout->setStretchFactor(m_history, 1);
 
     TQHBox *editBox = new TQHBox(box);
-    tqlayout->addWidget(editBox);
+    layout->addWidget(editBox);
     editBox->setSpacing(6);
 
     m_edit = new Editor(editBox);
diff --git a/src/mainwindow.h b/src/mainwindow.h
index 5ff9c95..1e0d977 100644
--- a/src/mainwindow.h
+++ b/src/mainwindow.h
@@ -42,7 +42,7 @@ class ResultListViewText;
 
 class AbakusIface;
 
-// Main window class, handles events and tqlayout and stuff
+// Main window class, handles events and layout and stuff
 class MainWindow : public KMainWindow
 {
     Q_OBJECT
diff --git a/src/resultlistview.cpp b/src/resultlistview.cpp
index 7ad48c7..abf2c67 100644
--- a/src/resultlistview.cpp
+++ b/src/resultlistview.cpp
@@ -129,7 +129,7 @@ void ResultListView::slotCopyResult()
     if(!m_itemRightClicked)
 	return;
 
-    TQClipboard *clipboard = TQApplication::tqclipboard();
+    TQClipboard *clipboard = TQApplication::clipboard();
 
     clipboard->setText(m_itemRightClicked->resultText(), TQClipboard::Clipboard);
 }