diff --git a/lib/server/hash.js b/lib/server/hash.js
index 70a1b59d..b02d3bb8 100644
--- a/lib/server/hash.js
+++ b/lib/server/hash.js
@@ -1,11 +1,11 @@
-(function (object) {
+(function () {
     'use strict';
     
     var util        = require('util'),
         crypto      = require('crypto'),
         Writable    = require('stream').Writable;
     
-    object.create   = function() {
+    module.exports  = function() {
         var ret;
         
         if (Writable) {
@@ -33,4 +33,4 @@
         };
     }
     
-})(this);
+})();
diff --git a/lib/server/rest/fs/get.js b/lib/server/rest/fs/get.js
index eeab3ebe..f7146a09 100644
--- a/lib/server/rest/fs/get.js
+++ b/lib/server/rest/fs/get.js
@@ -6,13 +6,13 @@
         DIR_SERVER      = DIR + 'server/',
         pipe            = require(DIR_SERVER + 'pipe'),
         flop            = require(DIR_SERVER + 'flop'),
-        Hash            = require(DIR_SERVER + 'hash'),
+        hash            = require(DIR_SERVER + 'hash'),
         mellow          = require(DIR_SERVER + 'mellow'),
         beautify        = require(DIR_SERVER + 'beautify'),
         Util            = require(DIR + 'util');
     
     module.exports      = function(query, name, callback) {
-        var hash, error;
+        var hashStream, error;
         
         Util.checkArgs(arguments, ['query', 'name', 'callback']);
         
@@ -34,17 +34,17 @@
             break;
             
         case 'hash':
-            hash = Hash.create();
+            hashStream = hash();
             
-            if (!hash) {
+            if (!hashStream) {
                 error   = 'hash: not suported, try update node';
                 callback(Error(error));
             } else
-                pipe.create(name, hash, function (error) {
+                pipe.create(name, hashStream, function (error) {
                     var hex;
                     
                     if (!error)
-                        hex = hash.get();
+                        hex = hashStream.get();
                     
                     callback(error, hex);
                 });