diff --git a/lib/backends/localStorage.js b/lib/backends/localStorage.js
index 949cd00..0410643 100644
--- a/lib/backends/localStorage.js
+++ b/lib/backends/localStorage.js
@@ -1,7 +1,7 @@
 var _ = require("underscore")._;
 
 var LocalStorageBackend = function(options) {
-  var options = options || {};
+  options = options || {};
   var name = options.name || Math.floor(Math.random() * 100000);
 
   this.prefix = 'classifier.bayesian.' + name;
@@ -61,7 +61,7 @@ LocalStorageBackend.prototype = {
 
   toJSON : function() {
     var words = {};
-    var regex = new RegExp("^" + this.prefix + "\.words\.(.+)$")
+    var regex = new RegExp("^" + this.prefix + "\\.words\\.(.+)$")
     for (var item in this.storage) {
       var match = regex.exec(item);
       if (match) {