use the proper key

lib/dao-factory.js

@@ -147,16 +147,15 @@ module.exports = (function() {
       var opt   = type + 'terMethods'
         , funcs = Utils._.isObject(self.options[opt]) ? self.options[opt] : {}
 
-
-      Utils._.each(self.rawAttributes, function(attribute, name) {
-        if (attribute.hasOwnProperty(type)) {
-          funcs[name] = attribute[type]
-        } else if (typeof funcs[name] === "undefined") {
+      Utils._.each(self.rawAttributes, function(options, attribute) {
+        if (options.hasOwnProperty(type)) {
+          funcs[attribute] = options[type]
+        } else if (typeof funcs[attribute] === "undefined") {
           if (type === 'get') {
-            funcs[name] = function()  { return this.dataValues[attribute]; }
+            funcs[attribute] = function()  { return this.dataValues[attribute]; }
           }
           if (type === 'set') {
-            funcs[name] = function(value) {
+            funcs[attribute] = function(value) {
               if (Utils.hasChanged(this.dataValues[attribute], value)) {
                 //Only dirty the object if the change is not due to id, touchedAt, createdAt or updatedAt being initiated
                 var updatedAtAttr = Utils._.underscoredIf(this.__options.updatedAt, this.__options.underscored)