Can't use qsTr() in submenu titles on macOS

import QtQuick 2.7
import QtQuick.Controls 2.3
import Qt.labs.platform 1.0 as Platform

ApplicationWindow {
    id: root
    visible: true
    width: 640
    height: 480

    Platform.MenuBar {
        Platform.Menu {
            title: "File"

            Platform.Menu {
                title: "Recent Files"

                Platform.MenuItem {
                    text: "A"
                }
                Platform.MenuItem {
                    text: "B"
                }
            }
        }

        Platform.Menu {
            title: qsTr("File")

            Platform.Menu {
                id: subMenu
                title: qsTr("Recent Files")

                Platform.MenuItem {
                    text: "A"
                }
                Platform.MenuItem {
                    text: "B"
                }
            }
        }
    }
}