TableView: contentHeader disappears after scrolling

import QtQuick 2.1
import QtQuick.Controls 1.0

ApplicationWindow {
    width: 360
    height: 500
    ListModel {
        id: mymodel
        Component.onCompleted: {
            for (var i = 0; i < 400; i++)
                append({ name: "Ted " + i,  age: i, hair: "blond"})
        }
    }
    TableView {
        id: table
        anchors.fill: parent
        model: mymodel
        TableViewColumn {
            title: "Name"
            role: "name"
        }
        TableViewColumn {
            title: "Age"
            role: "age"
        }
        contentHeader: Rectangle { width: parent.width; height: 20; color: "red"}
    }
}