diff --git a/khexedit/bitswapwidget.cpp b/khexedit/bitswapwidget.cpp
index e281d2b..bbea65a 100644
--- a/khexedit/bitswapwidget.cpp
+++ b/khexedit/bitswapwidget.cpp
@@ -206,7 +206,7 @@ void CByteWidget::stepCell( const TQObject *obj, bool next )
 {
   for( uint i=0; i<8; i++ )
   {
-    if( TQT_BASE_OBJECT_CONST(obj) == TQT_BASE_OBJECT_CONST(mDigit[i]) )
+    if( obj == mDigit[i] )
     {
       if( next == true )
       {
@@ -228,7 +228,7 @@ void CByteWidget::valueChanged( const TQObject *obj, uint val, bool after )
   {
     for( uint i=0; i<8; i++ )
     {
-      if( TQT_BASE_OBJECT_CONST(obj) == TQT_BASE_OBJECT_CONST(mDigit[i]) )
+      if( obj == mDigit[i] )
       {
 	uint tmp = 7-mDigit[i]->value();
 	mDigit[tmp]->setValue( mDigit[i]->value(), false );
@@ -282,7 +282,7 @@ void CByteWidget::setBuddy( const TQObject *obj )
 {
   for( uint i=0; i<8; i++ )
   {
-    if( TQT_BASE_OBJECT_CONST(obj) == TQT_BASE_OBJECT_CONST(mDigit[i]) )
+    if( obj == mDigit[i] )
     {
       uint val = mDigit[i]->value();
       if( val < 8 )
diff --git a/khexedit/lib/khexedit.cpp b/khexedit/lib/khexedit.cpp
index 4873fa3..dd34e1e 100644
--- a/khexedit/lib/khexedit.cpp
+++ b/khexedit/lib/khexedit.cpp
@@ -1178,7 +1178,7 @@ void KHexEdit::showEvent( TQShowEvent *e )
 
 bool KHexEdit::eventFilter( TQObject *O, TQEvent *E )
 {
-  if( TQT_BASE_OBJECT(O) == TQT_BASE_OBJECT(this) || TQT_BASE_OBJECT(O) == TQT_BASE_OBJECT(viewport()) )
+  if( O == this || O == viewport() )
   {
     if( E->type() == TQEvent::FocusIn )
     {
diff --git a/khexedit/searchbar.cpp b/khexedit/searchbar.cpp
index 02fbb4e..aeb4b77 100644
--- a/khexedit/searchbar.cpp
+++ b/khexedit/searchbar.cpp
@@ -110,7 +110,7 @@ CSearchBar::CSearchBar( TQWidget *parent, const char *name, WFlags f )
 //
 bool CSearchBar::eventFilter( TQObject *o, TQEvent *e )
 {
-  if( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(mInputEdit) && e->type() == TQEvent::KeyPress )
+  if( o == mInputEdit && e->type() == TQEvent::KeyPress )
   {
     TQKeyEvent *ke = (TQKeyEvent*)e;
     if( ke->key() == Key_Return )
diff --git a/ksim/monitors/filesystem/filesystemwidget.cpp b/ksim/monitors/filesystem/filesystemwidget.cpp
index 2fb77e1..35e79b9 100644
--- a/ksim/monitors/filesystem/filesystemwidget.cpp
+++ b/ksim/monitors/filesystem/filesystemwidget.cpp
@@ -141,7 +141,7 @@ bool FilesystemWidget::eventFilter(TQObject *o, TQEvent *e)
   while ((filesystem = it.current()) != 0) {
     ++it;
 
-    if (TQT_BASE_OBJECT(filesystem->display()) == TQT_BASE_OBJECT(o)) {
+    if (filesystem->display() == o) {
       progressBar = filesystem->display();
       break;
     }
@@ -149,7 +149,7 @@ bool FilesystemWidget::eventFilter(TQObject *o, TQEvent *e)
     ++i;
   }
 
-  if (TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(progressBar) && e->type() == TQEvent::MouseButtonPress)
+  if (o == progressBar && e->type() == TQEvent::MouseButtonPress)
   {
     switch(TQT_TQMOUSEEVENT(e)->button()) {
       case Qt::RightButton:
diff --git a/ksim/monitors/net/ksimnet.cpp b/ksim/monitors/net/ksimnet.cpp
index 065797d..338ac06 100644
--- a/ksim/monitors/net/ksimnet.cpp
+++ b/ksim/monitors/net/ksimnet.cpp
@@ -632,7 +632,7 @@ bool NetView::eventFilter( TQObject * o, TQEvent * e )
   Network::List::Iterator it;
   for ( it = m_networkList.begin(); it != m_networkList.end(); ++it )
   {
-    if ( TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(( *it ).chart()) || TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(( *it ).label()) || TQT_BASE_OBJECT(o) == TQT_BASE_OBJECT(( *it ).led()) )
+    if ( o == ( *it ).chart() || o == ( *it ).label() || o == ( *it ).led() )
     {
       break;
     }
diff --git a/tdewallet/kwmapeditor.cpp b/tdewallet/kwmapeditor.cpp
index a6c09b4..32ff65e 100644
--- a/tdewallet/kwmapeditor.cpp
+++ b/tdewallet/kwmapeditor.cpp
@@ -76,9 +76,9 @@ KWMapEditor::~KWMapEditor() {
 
 
 void KWMapEditor::erase() {
-	const TQObject *o = TQT_TQOBJECT(const_cast<TQT_BASE_OBJECT_NAME*>(sender()));
+	const TQObject *o = sender();
 	for (int i = 0; i < numRows(); i++) {
-		if (TQT_BASE_OBJECT_CONST(cellWidget(i, 0)) == TQT_BASE_OBJECT_CONST(o)) {
+		if (cellWidget(i, 0) == o) {
 			removeRow(i);
 			break;
 		}