diff --git a/source/Ox.UI/js/List/List.js b/source/Ox.UI/js/List/List.js
index d3d3507e..5f359bcc 100644
--- a/source/Ox.UI/js/List/List.js
+++ b/source/Ox.UI/js/List/List.js
@@ -1819,7 +1819,8 @@ Ox.List = function(options, self) {
             id = args.shift(),
             pos = Ox.isNumber(id) ? id : getPositionById(id),
             $item = self.$items[pos],
-            data = $item ? $item.options('data') : {};
+            data = $item ? $item.options('data') : {},
+            updateItems = false;
         if (arguments.length == 1) {
             return data;
         } else if (arguments.length == 2 && Ox.isString(arguments[1])) {
@@ -1834,10 +1835,22 @@ Ox.List = function(options, self) {
                 }
                 if (!self.isAsync) {
                     self.options.items[pos][key] = value;
+                } else if(self.items) {
+                    self.items[Ox.getIndexById(self.items, id)][key] = value;
+                    updateItems = true;
                 }
                 data[key] = value;
             });
             $item.options({data: data});
+            if (updateItems) {
+                self.options.items = Ox.api(self.items, {
+                    cache: true,
+                    map: self.options.map,
+                    sort: self.options.sort,
+                    sums: self.options.sums,
+                    unique: self.options.unique
+                });
+            }
             return that;
         }
     };