diff --git a/include/nana/gui/widgets/listbox.hpp b/include/nana/gui/widgets/listbox.hpp
index e29cd1f4..844f8229 100644
--- a/include/nana/gui/widgets/listbox.hpp
+++ b/include/nana/gui/widgets/listbox.hpp
@@ -1250,8 +1250,9 @@ By \a clicking on one header the list get \a reordered, first up, and then down
 			}
 			return false;
 		}
-		listbox.anyobj(0, 0, 10); //the type of customer's object is int.
-		listbox.anyobj(0, 0, 20);
+		auto cat = listbox.at(0);
+		cat.at(0).value(10); //10 is custom data.
+		cat.at(1).value(20); //20 is custom data.
 5. listbox is a widget_object, with template parameters drawerbase::listbox::trigger and drawerbase::listbox::scheme 
 amon others.
 That means that listbox have a member trigger_ constructed first and accecible with get_drawer_trigger() and