diff --git a/Playground/src/pg-sidebar.html b/Playground/src/pg-sidebar.html
index fd37284..534c83e 100644
--- a/Playground/src/pg-sidebar.html
+++ b/Playground/src/pg-sidebar.html
@@ -31,7 +31,7 @@
             </polymer-ui-submenu-item>
           </template>
         </polymer-ui-menu>
-        <polymer-ui-nav-arrow item="{{$.sampleMenu.selectedItem}}"></polymer-ui-nav-arrow>
+        <polymer-ui-nav-arrow target="{{$.sampleMenu.selectedItem}}"></polymer-ui-nav-arrow>
       </div>
       
       <polymer-ui-splitter direction="up"></polymer-ui-splitter>