diff --git a/qmlexport/CMakeLists.txt b/qmlexport/CMakeLists.txt
index f0ea7541..a4660b24 100644
--- a/qmlexport/CMakeLists.txt
+++ b/qmlexport/CMakeLists.txt
@@ -7,13 +7,11 @@ set(HEADERS
     QskQmlGlobal.h
     QskShortcutQml.h
     QskLayoutQml.h
-    QskMainQml.h
     QskQml.h)
 
 set(SOURCES
     QskShortcutQml.cpp
     QskLayoutQml.cpp
-    QskMainQml.cpp
     QskQml.cpp)
 
 set(target qskqmlexport)
diff --git a/qmlexport/QskMainQml.cpp b/qmlexport/QskMainQml.cpp
deleted file mode 100644
index 05cb69e8..00000000
--- a/qmlexport/QskMainQml.cpp
+++ /dev/null
@@ -1,69 +0,0 @@
-/******************************************************************************
- * QSkinny - Copyright (C) The authors
- *           SPDX-License-Identifier: BSD-3-Clause
- *****************************************************************************/
-
-#include "QskMainQml.h"
-#include <QskSkinManager.h>
-#include <QskSkin.h>
-
-static void qskRegisterConverter()
-{
-    QMetaType::registerConverter< int, QskSetupFlagsQml >();
-}
-
-Q_CONSTRUCTOR_FUNCTION( qskRegisterConverter )
-
-QskMain::QskMain( QObject* parent )
-    : QObject( parent )
-{
-    // how to supress warnings about a missing skinListChanged
-    // as we don't have it ??
-
-    connect( setup(), &QskSetup::skinChanged,
-        this, &QskMain::skinChanged, Qt::QueuedConnection );
-
-    connect( setup(), &QskSetup::itemUpdateFlagsChanged,
-        this, &QskMain::itemUpdateFlagsChanged, Qt::QueuedConnection );
-}
-
-QStringList QskMain::skinList() const
-{
-    auto manager = QskSkinManager::instance();
-    return manager ? manager->skinNames() : QStringList();
-}
-
-QQmlListProperty< QObject > QskMain::data()
-{
-#if QT_VERSION >= QT_VERSION_CHECK( 6, 0, 0 )
-    using SizeType = qsizetype;
-#else
-    using SizeType = int;
-#endif
-
-    return QQmlListProperty< QObject >(
-        this, nullptr,
-        []( QQmlListProperty< QObject >* property, QObject* value )
-        {
-            auto main = static_cast< QskMain* >( property->object );
-            main->m_data.append( value );
-        },
-        []( QQmlListProperty< QObject >* property )
-        {
-            auto main = static_cast< const QskMain* >( property->object );
-            return static_cast< SizeType >( main->m_data.count() );
-        },
-        []( QQmlListProperty< QObject >* property, SizeType index )
-        {
-            auto main = static_cast< const QskMain* >( property->object );
-            return main->m_data.at( index );
-        },
-        []( QQmlListProperty< QObject >* property )
-        {
-            auto main = static_cast< QskMain* >( property->object );
-            main->m_data.clear();
-        }
-    );
-}
-
-#include "moc_QskMainQml.cpp"
diff --git a/qmlexport/QskMainQml.h b/qmlexport/QskMainQml.h
deleted file mode 100644
index 438a4e6e..00000000
--- a/qmlexport/QskMainQml.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/******************************************************************************
- * QSkinny - Copyright (C) The authors
- *           SPDX-License-Identifier: BSD-3-Clause
- *****************************************************************************/
-
-#ifndef QSK_SETUP_QML_H
-#define QSK_SETUP_QML_H
-
-#include "QskQmlGlobal.h"
-
-#include <QskSetup.h>
-
-#include <qobject.h>
-#include <qqmllist.h>
-
-class QskSetupFlagsQml : public QskQuickItem::UpdateFlags
-{
-    Q_GADGET
-
-  public:
-    template< typename ... Args >
-    QskSetupFlagsQml( Args&&... args )
-        : QskQuickItem::UpdateFlags( std::forward< Args >( args ) ... )
-    {
-    }
-
-    Q_INVOKABLE int valueOf() const { return int( *this ); }
-};
-
-class QskMain : public QObject
-{
-  public:
-    Q_OBJECT
-
-    Q_PRIVATE_PROPERTY( setup(), QString skin READ skinName
-        WRITE setSkin NOTIFY skinChanged )
-
-    Q_PROPERTY( QStringList skinList READ skinList NOTIFY skinListChanged )
-
-    Q_PRIVATE_PROPERTY( setup(), QskSetupFlagsQml itemUpdateFlags
-        READ itemUpdateFlags WRITE setItemUpdateFlags NOTIFY itemUpdateFlagsChanged )
-
-    Q_PROPERTY( QQmlListProperty< QObject > data READ data )
-    Q_CLASSINFO( "DefaultProperty", "data" )
-
-  public:
-    QskMain( QObject* parent = nullptr );
-
-    QStringList skinList() const;
-    QQmlListProperty< QObject > data();
-
-  Q_SIGNALS:
-    void skinListChanged(); // never emitted
-    void skinChanged();
-    void inputPanelChanged();
-    void itemUpdateFlagsChanged();
-
-  private:
-    static inline QskSetup* setup() { return QskSetup::instance(); }
-
-    QObjectList m_data;
-};
-
-Q_DECLARE_METATYPE( QskSetupFlagsQml )
-
-#endif
diff --git a/qmlexport/QskQml.cpp b/qmlexport/QskQml.cpp
index b8c2c20a..e5581aad 100644
--- a/qmlexport/QskQml.cpp
+++ b/qmlexport/QskQml.cpp
@@ -8,7 +8,6 @@
 
 #include "QskLayoutQml.h"
 #include "QskShortcutQml.h"
-#include "QskMainQml.h"
 
 #include <QskAspect.h>
 #include <QskBoxBorderMetrics.h>
@@ -196,7 +195,6 @@ void QskQml::registerTypes()
     qmlRegisterUncreatableType< QskSkin >( QSK_MODULE_NAME, 1, 0, "Skin", QString() );
     qRegisterMetaType< QskSkin* >();
 
-    registerObject< QskMain >();
     registerObject< QskShortcutQml >( "Shortcut" );
 
     registerObject< QskWindow >();
diff --git a/src/controls/QskSetup.cpp b/src/controls/QskSetup.cpp
index 8fcf0319..25727ddb 100644
--- a/src/controls/QskSetup.cpp
+++ b/src/controls/QskSetup.cpp
@@ -285,10 +285,4 @@ bool QskSetup::eventFilter( QObject* object, QEvent* event )
     return false;
 }
 
-QskSetup* QskSetup::qmlAttachedProperties( QObject* )
-{
-    return QskSetup::instance();
-}
-
-Q_DECLARE_METATYPE( QskSkin* )
 #include "moc_QskSetup.cpp"
diff --git a/src/controls/QskSetup.h b/src/controls/QskSetup.h
index 1ea4c7f0..d824b0c2 100644
--- a/src/controls/QskSetup.h
+++ b/src/controls/QskSetup.h
@@ -49,8 +49,6 @@ class QSK_EXPORT QskSetup : public QObject
     static void setup();
     static void cleanup();
 
-    static QskSetup* qmlAttachedProperties( QObject* );
-
   Q_SIGNALS:
     void skinChanged( QskSkin* );
     void itemUpdateFlagsChanged();