diff --git a/lib/big-xml.js b/lib/big-xml.js
index af98e24..a1c25ff 100644
--- a/lib/big-xml.js
+++ b/lib/big-xml.js
@@ -11,7 +11,7 @@ exports.createReader = function(filename, recordRegEx, options) {
 function BigXmlReader(filename, recordRegEx, options) {
   var self = this;
   
-  options.lists = options.lists || [];
+  options = options || [];
   options.gzip = options.gzip || false;
   
   var parser = new expat.Parser('UTF-8');