Accessing Attached properties in PropertyAction doesn't work

This code produces the following error

ListView.onRemove: SequentialAnimation {
PropertyAction

{ target: wrapper; property: "ListView.delayRemove"; value: true }

NumberAnimation { target: wrapper; property: "scale"; to: 0; duration: 250; easing: "easeInOut
PropertyAction

{ target: wrapper; property: "ListView.delayRemove"; value: false }

}

QWARN : tst_QmlGraphicsListView::qListModelInterface_inserted() QML QmlPropertyAction (file:///home/martjone/depot/qt/kinetic/tests/auto/declarative/qmlgraphicslistview/data/listview.qml:67:21) Cannot animate non-existant property "ListView.delayRemove"