Setting property visibility to false in the property sheet does not change visibility

QDesignerFormWindowInterface* form_window = nullptr;
form_window = QDesignerFormWindowInterface::findFormWindow(this);
if (!form_window)
    return;
QDesignerFormEditorInterface* form_editor = nullptr;
form_editor = form_window->core();
if (!form_editor)
    return;
QExtensionManager* manager = nullptr;
manager = form_editor->extensionManager();
if (!manager)
    return;
QDesignerPropertySheetExtension* sheet = nullptr;
property_sheet = qt_extension<QDesignerPropertySheetExtension*>(manager, this);
if (!sheet)
    return;
qInfo() << sheet->isVisible(sheet->indexOf("objectName"));
qInfo() << sheet->isVisible(sheet->indexOf("customProperty"));
sheet->setVisibility(sheet->indexOf("objectName"), false);
sheet->setVisibility(sheet->indexOf("customProperty"), false);
qInfo() << sheet->isVisible(sheet->indexOf("objectName"));
qInfo() << sheet->isVisible(sheet->indexOf("customProperty"));