Dynamic converter parameter should update the load binding in client MVVM

Steps to Reproduce

As title. The following code should work. (mvvm/book/databinding/validator/Va05.zul)

limit: <intbox id="limitBox" value="@bind(vm.limit)"/>
<label value="@bind(vm.age) @converter(vm.ageLimitIndicator, limit=vm.limit)" />

Current Result

not work

Expected Result

should work