diff --git a/src/widgets/widgets/qtoolbutton.cpp b/src/widgets/widgets/qtoolbutton.cpp
index 68a4f20fb6..a8fa4ff58b 100644
--- a/src/widgets/widgets/qtoolbutton.cpp
+++ b/src/widgets/widgets/qtoolbutton.cpp
@@ -960,15 +960,6 @@ bool QToolButton::event(QEvent *event)
     return QAbstractButton::event(event);
 }
 
-/*! \internal
- */
-QToolButton::QToolButton(QToolButtonPrivate &dd, QWidget *parent)
-    :QAbstractButton(dd, parent)
-{
-    Q_D(QToolButton);
-    d->init();
-}
-
 /*!
     \fn void QToolButton::setPixmap(const QPixmap &pixmap)
 
diff --git a/src/widgets/widgets/qtoolbutton.h b/src/widgets/widgets/qtoolbutton.h
index 0cfadf0e1c..dbae9258fa 100644
--- a/src/widgets/widgets/qtoolbutton.h
+++ b/src/widgets/widgets/qtoolbutton.h
@@ -108,7 +108,6 @@ Q_SIGNALS:
     void triggered(QAction *);
 
 protected:
-    QToolButton(QToolButtonPrivate &, QWidget* parent);
     bool event(QEvent *e);
     void mousePressEvent(QMouseEvent *);
     void mouseReleaseEvent(QMouseEvent *);