         }
     }
 
-    private var _responseContentType:String = "application/json";
+    private var _responseContentType:String = DEFAULT_RESPONSE_CONTENT_TYPE;
 
     skein_internal function setResponseContentType(value:String):void
     {

    //  contentType
    //------------------------------------

    private var _contentType:String = "application/json";

    public function contentType(value:String):RestClient
    {

        _headers = null;
        _params = null;
        _fields = null;
        _contentType = DEFAULT_CONTENT_TYPE;
        _responseContentType = DEFAULT_RESPONSE_CONTENT_TYPE;
        _accessTokenKey = null;
        _accessTokenValue = null;
        accessTokenSpecified = false;
