QML Video doesn't autoPlay after source change

import QtQuick
import QtMultimedia
import QtQuick.Controls

Item {
    property bool b: false
    Video {
        id: vid
        anchors.fill: parent
        autoPlay: true
        loops: MediaPlayer.Infinite
        source: b ? "video1" : "video2"
    }
    Button {
        text: "Switch"
        onClicked: {
            b = !b
        }
    }
}