diff --git a/source/Ox.UI/js/Form/Ox.ButtonGroup.js b/source/Ox.UI/js/Form/Ox.ButtonGroup.js
index b17ebc3f..0615277a 100644
--- a/source/Ox.UI/js/Form/Ox.ButtonGroup.js
+++ b/source/Ox.UI/js/Form/Ox.ButtonGroup.js
@@ -63,12 +63,12 @@ Ox.ButtonGroup = function(options, self) {
     function selectButton(pos) {
         var toggled = self.optionGroup.toggle(pos);
         if (toggled.length) {
-            toggled.forEach(function(pos, i) {
+            toggled.forEach(function(pos) {
                 self.$buttons[pos].toggleSelected();
             });
             that.triggerEvent('change', {
                 selected: self.optionGroup.selected().map(function(i) {
-                    return self.options.buttons[v].id;
+                    return self.options.buttons[i].id;
                 })
             });
         }