Injecting a ViewModel using spring in a Listbox

<?variable-resolver class="org.zkoss.zkplus.spring.DelegatingVariableResolver"?>
<div apply="org.zkoss.bind.BindComposer" viewModel="@id('vm') @init('com.company.viewModels.UsersListViewModel')">
    <listbox id="usersListbox" model="@load(vm.users)" selectedItem="@bind(vm.selectedItem)">
        <listhead sizable="true">
            <listheader label="Firstname" />
            <listheader label="Lastname" />
        </listhead>
        <template name="model" var="umdbUser">
            <listitem>
                <listcell label="@load(umdbUser.firstName)" />
                <listcell label="@load(umdbUser.lastName)" />
            </listitem>
        </template>
    </listbox>
</div>