Triggering a checkable Action through mnemonics (& before letter) do not toggle its checked state

import QtQuick 2.11
import QtQuick.Window 2.11
import QtQuick.Controls 2.4

ApplicationWindow {
    visible: true

    menuBar: MenuBar {
        Menu {
            title: "&File"

            MenuItem {
                text: "&Checkable"
                checked: true
                onCheckedChanged: {
                    console.log("Checked changed:", checked)
                }
                onTriggered: {
                    console.log("Triggered:", checked)
                }
            }

            Action {
                text: "Checkable &Action"
                checked: true
                checkable: true
                onCheckedChanged: {
                    console.log("Checked changed:", checked)
                }
                onTriggered: {
                    console.log("Triggered:", checked)
                }
            }
        }
    }

}