1 files changed, 6 insertions, 4 deletions
diff --git a/sources/pyside6/plugins/designer/designercustomwidgets.h b/sources/pyside6/plugins/designer/designercustomwidgets.h
index f88548044..2f1db1f31 100644
--- a/sources/pyside6/plugins/designer/designercustomwidgets.h
+++ b/sources/pyside6/plugins/designer/designercustomwidgets.h
@@ -1,8 +1,8 @@
 // Copyright (C) 2021 The Qt Company Ltd.
 // SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
 
-#ifndef _PY_DESIGNER_CUSTOM_WIDGETS_H_
-#define _PY_DESIGNER_CUSTOM_WIDGETS_H_
+#ifndef PY_DESIGNER_CUSTOM_WIDGETS_H_
+#define PY_DESIGNER_CUSTOM_WIDGETS_H_
 
 #include <QtUiPlugin/QDesignerCustomWidgetCollectionInterface>
 
@@ -17,10 +17,12 @@ class PyDesignerCustomWidgets: public QObject,
     Q_PLUGIN_METADATA(IID "org.qt-project.Qt.PySide.PyDesignerCustomWidgetsInterface")
 
 public:
+    Q_DISABLE_COPY_MOVE(PyDesignerCustomWidgets)
+
     explicit PyDesignerCustomWidgets(QObject *parent = nullptr);
-    ~PyDesignerCustomWidgets();
+    ~PyDesignerCustomWidgets() override;
 
     QList<QDesignerCustomWidgetInterface *> customWidgets() const override;
 };
 
-#endif // _PY_DESIGNER_CUSTOM_WIDGETS_H_
+#endif // PY_DESIGNER_CUSTOM_WIDGETS_H_