diff --git a/jquery.mobile.datepicker.js b/jquery.mobile.datepicker.js
index 71d8565..f30104f 100644
--- a/jquery.mobile.datepicker.js
+++ b/jquery.mobile.datepicker.js
@@ -47,7 +47,7 @@
     dateFormat: "mm/dd/yy"
       },
       _getCreateOptions: function(){
-        $.extend( this.options, $.datepicker._defaults )
+        $.extend( $.datepicker._defaults, this.options );
         return this._super();
       },
       _create:function(){