diff --git a/harbour/ChangeLog b/harbour/ChangeLog
index 8fb3861ac0..90d7241057 100644
--- a/harbour/ChangeLog
+++ b/harbour/ChangeLog
@@ -16,6 +16,13 @@
    The license applies to all entries newer than 2009-04-28.
 */
 
+2011-02-11 15:36 UTC-0800 Pritpal Bedi (bedipritpal@hotmail.com)
+  * contrib/hbqt/qtgui/qth/QBitmap.qth
+  * contrib/hbqt/qtgui/qth/QColor.qth
+  * contrib/hbqt/qtgui/qth/QComboBox.qth
+    % Cleaned: constructor functions were left in <Proto> section,
+      a result of an earlier version. Thanks Francessco to point it out.
+
 2011-02-11 14:27 UTC-0800 Pritpal Bedi (bedipritpal@hotmail.com)
   * src/rtl/browse.prg
     % Optimized. On some RDD some points were a killer.
diff --git a/harbour/contrib/hbqt/qtgui/qth/QBitmap.qth b/harbour/contrib/hbqt/qtgui/qth/QBitmap.qth
index 1170ae6958..cd4c82c459 100644
--- a/harbour/contrib/hbqt/qtgui/qth/QBitmap.qth
+++ b/harbour/contrib/hbqt/qtgui/qth/QBitmap.qth
@@ -74,12 +74,6 @@ HB_FUNC( QT_QBITMAP )
 </ENUMS>
 
 <PROTOS>
-QBitmap ()
-QBitmap ( const QPixmap & pixmap )
-QBitmap ( int width, int height )
-QBitmap ( const QSize & size )
-QBitmap ( const QString & fileName, const char * format = 0 )
-
 void clear ()
 QBitmap transformed ( const QTransform & matrix ) const
 QBitmap transformed ( const QMatrix & matrix ) const
diff --git a/harbour/contrib/hbqt/qtgui/qth/QColor.qth b/harbour/contrib/hbqt/qtgui/qth/QColor.qth
index e03f4a506e..82514c9ed0 100644
--- a/harbour/contrib/hbqt/qtgui/qth/QColor.qth
+++ b/harbour/contrib/hbqt/qtgui/qth/QColor.qth
@@ -77,14 +77,6 @@ enum Spec { Rgb, Hsv, Cmyk, Invalid }
 </ENUMS>
 
 <PROTOS>
-QColor ()
-QColor ( int r, int g, int b, int a = 255 )
-QColor ( QRgb color )
-QColor ( Qt::GlobalColor color )
-QColor ( const QString & name )
-//QColor ( const char * name )
-QColor ( const QColor & color )
-
 int alpha () const
 qreal alphaF () const
 int black () const
diff --git a/harbour/contrib/hbqt/qtgui/qth/QComboBox.qth b/harbour/contrib/hbqt/qtgui/qth/QComboBox.qth
index a454680701..c5555b929a 100644
--- a/harbour/contrib/hbqt/qtgui/qth/QComboBox.qth
+++ b/harbour/contrib/hbqt/qtgui/qth/QComboBox.qth
@@ -30,7 +30,7 @@ Calls    = QT_QComboBox
  */
 HB_FUNC( QT_QCOMBOBOX )
 {
-   __HB_RETPTRGC__( new QComboBox( hbqt_par_QWidget( 1 ) ) );
+   __HB_RETPTRGC__( new QComboBox( hb_pcount() == 1 && HB_ISPOINTER( 1 ) ? hbqt_par_QWidget( 1 ) : 0 ) );
 }
 </CODE>
 
@@ -40,8 +40,6 @@ enum SizeAdjustPolicy { AdjustToContents, AdjustToContentsOnFirstShow, AdjustToM
 </ENUMS>
 
 <PROTOS>
-QComboBox ( QWidget * parent = 0 )
-
 void addItem ( const QString & text, const QVariant & userData = QVariant() )
 void addItem ( const QIcon & icon, const QString & text, const QVariant & userData = QVariant() )
 void addItems ( const QStringList & texts )