diff --git a/js/models/core/Passphrase.js b/js/models/core/Passphrase.js
index 3d5755e54..358b21682 100644
--- a/js/models/core/Passphrase.js
+++ b/js/models/core/Passphrase.js
@@ -1,15 +1,18 @@
 'use strict';
 
 function Passphrase(config) {
- config = config || {};
- this.salt = config.salt || 'mjuBtGybi/4=';
- this.iterations = config.iterations || 1000;
+  config = config || {};
+  this.salt = config.salt || 'mjuBtGybi/4=';
+  this.iterations = config.iterations || 1000;
 };
 
 Passphrase.prototype.get = function(password) {
   var hash = CryptoJS.SHA256(CryptoJS.SHA256(password));
   var salt = CryptoJS.enc.Base64.parse(this.salt);
-  var key512 = CryptoJS.PBKDF2(hash, salt, { keySize: 512/32, iterations: this.iterations });
+  var key512 = CryptoJS.PBKDF2(hash, salt, {
+    keySize: 512 / 32,
+    iterations: this.iterations
+  });
 
   return key512;
 };
@@ -21,12 +24,12 @@ Passphrase.prototype.getBase64 = function(password) {
   return keyBase64;
 };
 
-Passphrase.prototype.getBase64Async = function(password,cb) {
+Passphrase.prototype.getBase64Async = function(password, cb) {
   var self = this;
   setTimeout(function() {
     var ret = self.getBase64(password);
     return cb(ret);
-  },10);
+  }, 10);
 };
 
 
diff --git a/test/test.Passphrase.js b/test/test.Passphrase.js
new file mode 100644
index 000000000..6e2b58a02
--- /dev/null
+++ b/test/test.Passphrase.js
@@ -0,0 +1,21 @@
+'use strict';
+
+var chai           = chai || require('chai');
+var should         = chai.should();
+var bitcore        = bitcore || require('bitcore');
+var buffertools    = bitcore.buffertools;
+var copay          = copay || require('../copay');
+var Passphrase     = copay.Passphrase;
+
+
+
+describe('Passphrase model', function() {
+
+  it('should create an instance', function () {
+    var p = new Passphrase();
+    should.exist(p);
+  });
+
+});
+
+