diff --git a/src/index.ts b/src/index.ts
index 9409a2b..4d9d76b 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -48,6 +48,7 @@ import { GetBrowseNodesResource } from "./model/GetBrowseNodesResource";
 import { GetBrowseNodesResponse } from "./model/GetBrowseNodesResponse";
 import { GetItemsRequest } from "./model/GetItemsRequest";
 import { GetItemsResource } from "./model/GetItemsResource";
+import { ImageSize } from "./model/ImageSize";
 import { ItemIdType } from "./model/ItemIdType";
 import { Languages } from "./model/Languages";
 import { LanguageType } from "./model/LanguageType";
@@ -94,7 +95,7 @@ import { WebsiteSalesRank } from "./model/WebsiteSalesRank";
  * </pre>
  * </p>
  * @module index
- * @version 2.0.0
+ * @version 2.1.0
  */
 export {
   /**
diff --git a/src/model/ImageSize.ts b/src/model/ImageSize.ts
index 5c7ab10..1832a2e 100644
--- a/src/model/ImageSize.ts
+++ b/src/model/ImageSize.ts
@@ -21,45 +21,32 @@
  *
  */
 
-(function(root, factory) {
-  if (typeof define === 'function' && define.amd) {
-    // AMD. Register as an anonymous module.
-    define(['ApiClient'], factory);
-  } else if (typeof module === 'object' && module.exports) {
-    // CommonJS-like environments that support module.exports, like Node.
-    module.exports = factory(require('../ApiClient'));
-  } else {
-    // Browser globals (root is window)
-    if (!root.ProductAdvertisingAPIv1) {
-      root.ProductAdvertisingAPIv1 = {};
-    }
-    root.ProductAdvertisingAPIv1.ImageSize = factory(root.ProductAdvertisingAPIv1.ApiClient);
-  }
-}(this, function(ApiClient) {
-  'use strict';
-
-
+/**
+ * The ImageSize model module.
+ * @module model/ImageSize
+ * @version 1.0.0
+ */
 
+import { ApiClient } from "../ApiClient";
 
+/**
+ * Constructs a new <code>ImageSize</code>.
+ * @alias module:model/ImageSize
+ * @class
+ */
+export class ImageSize {
   /**
-   * The ImageSize model module.
-   * @module model/ImageSize
-   * @version 1.0.0
+   * @member {String} URL
    */
-
+  public URL?: string;
   /**
-   * Constructs a new <code>ImageSize</code>.
-   * @alias module:model/ImageSize
-   * @class
+   * @member {Number} Height
    */
-  var exports = function() {
-    var _this = this;
-
-
-
-
-  };
-
+  public Height?: number;
+  /**
+   * @member {Number} Width
+   */
+  public Width?: number;
   /**
    * Constructs a <code>ImageSize</code> from a plain JavaScript object, optionally creating a new instance.
    * Copies all relevant properties from <code>data</code> to <code>obj</code> if supplied or a new instance if not.
@@ -67,39 +54,20 @@
    * @param {module:model/ImageSize} obj Optional instance to populate.
    * @return {module:model/ImageSize} The populated <code>ImageSize</code> instance.
    */
-  exports.constructFromObject = function(data, obj) {
+  public static constructFromObject(data: any, obj?: ImageSize) {
     if (data) {
-      obj = obj || new exports();
+      obj = obj || new ImageSize();
 
       if (data.hasOwnProperty('URL')) {
-        obj['URL'] = ApiClient.convertToType(data['URL'], 'String');
+        obj.URL = ApiClient.convertToType(data['URL'], 'String');
       }
       if (data.hasOwnProperty('Height')) {
-        obj['Height'] = ApiClient.convertToType(data['Height'], 'Number');
+        obj.Height = ApiClient.convertToType(data['Height'], 'Number');
       }
       if (data.hasOwnProperty('Width')) {
-        obj['Width'] = ApiClient.convertToType(data['Width'], 'Number');
+        obj.Width = ApiClient.convertToType(data['Width'], 'Number');
       }
     }
     return obj;
   }
-
-  /**
-   * @member {String} URL
-   */
-  exports.prototype['URL'] = undefined;
-  /**
-   * @member {Number} Height
-   */
-  exports.prototype['Height'] = undefined;
-  /**
-   * @member {Number} Width
-   */
-  exports.prototype['Width'] = undefined;
-
-
-
-  return exports;
-}));
-
-
+};