diff --git a/src/core/text/TextStyle.js b/src/core/text/TextStyle.js
index 493bef9..5a5ccf7 100644
--- a/src/core/text/TextStyle.js
+++ b/src/core/text/TextStyle.js
@@ -83,10 +83,7 @@
  */
 TextStyle.prototype.reset = function ()
 {
-    for (var property in this._defaults)
-    {
-        this[property] = this._defaults[property];
-    }
+    Object.assign(this, this._defaults);
 };
 
 /**