diff --git a/lib/index.js b/lib/index.js
index ed93cacd..5dc082fd 100755
--- a/lib/index.js
+++ b/lib/index.js
@@ -2,14 +2,14 @@ var jwt = require('jsonwebtoken');
 var unless = require('express-unless');
 var restify = require('restify');
 var async = require('async');
+var set = require('lodash.set');
 
 var InvalidCredentialsError = require('restify-errors').InvalidCredentialsError;
 
 var DEFAULT_REVOKED_FUNCTION = function(_, __, cb) { return cb(null, false); };
 
-var getClass = {}.toString;
 function isFunction(object) {
-  return object && getClass.call(object) == '[object Function]';
+  return Object.prototype.toString.call(object) === '[object Function]';
 }
 
 function wrapStaticSecretInCallback(secret){
@@ -30,6 +30,7 @@ module.exports = function(options) {
   var isRevokedCallback = options.isRevoked || DEFAULT_REVOKED_FUNCTION;
 
   var _requestProperty = options.userProperty || options.requestProperty || 'user';
+  var _resultProperty = options.resultProperty;
   var credentialsRequired = typeof options.credentialsRequired === 'undefined' ? true : options.credentialsRequired;
 
   var middleware = function(req, res, next) {
@@ -61,7 +62,11 @@ module.exports = function(options) {
         if (/^Bearer$/i.test(scheme)) {
           token = credentials;
         } else {
-          return next(new InvalidCredentialsError('Format is Authorization: Bearer [token]'));
+          if (credentialsRequired) {
+            return next(new InvalidCredentialsError('Format is Authorization: Bearer [token]'));
+          } else {
+            return next();
+          }
         }
       } else {
         return next(new InvalidCredentialsError('Format is Authorization: Bearer [token]'));
@@ -76,10 +81,16 @@ module.exports = function(options) {
       }
     }
 
-    var dtoken = jwt.decode(token, { complete: true }) || {};
+    var dtoken;
 
-    async.parallel([
-      function(callback){
+    try {
+      dtoken = jwt.decode(token, { complete: true }) || {};
+    } catch (err) {
+      return next(new InvalidCredentialsError('Invalid token'));
+    }
+
+    async.waterfall([
+      function getSecret(callback){
         var arity = secretCallback.length;
         if (arity == 4) {
           secretCallback(req, dtoken.header, dtoken.payload, callback);
@@ -87,24 +98,36 @@ module.exports = function(options) {
           secretCallback(req, dtoken.payload, callback);
         }
       },
-      function(callback){
-        isRevokedCallback(req, dtoken.payload, callback);
+      function verifyToken(secret, callback) {
+        jwt.verify(token, secret, options, function(err, decoded) {
+          if (err) {
+            callback(new InvalidCredentialsError('Invalid token'));
+          } else {
+            callback(null, decoded);
+          }
+        });
+      },
+      function checkRevoked(decoded, callback) {
+        isRevokedCallback(req, dtoken.payload, function (err, revoked) {
+          if (err) {
+            callback(err);
+          }
+          else if (revoked) {
+            callback(new restify.UnauthorizedError('The token has been revoked.'));
+          } else {
+            callback(null, decoded);
+          }
+        });
       }
-    ], function(err, results){
+
+    ], function (err, result){
       if (err) { return next(err); }
-      var revoked = results[1];
-      if (revoked){
-        return next(new restify.UnauthorizedError('The token has been revoked.'));
+      if (_resultProperty) {
+        set(res, _resultProperty, result);
+      } else {
+        set(req, _requestProperty, result);
       }
-
-      var secret = results[0];
-
-      jwt.verify(token, secret, options, function(err, decoded) {
-        if (err && credentialsRequired) return next(new InvalidCredentialsError(err));
-
-        req[_requestProperty] = decoded;
-        next();
-      });
+      next();
     });
   };
 
diff --git a/package.json b/package.json
index 32321649..de9a176e 100755
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "restify-jwt",
-  "version": "0.4.0",
+  "version": "0.5.0",
   "description": "JWT authentication middleware.",
   "keywords": [
     "auth",
@@ -33,12 +33,14 @@
   ],
   "main": "./lib",
   "dependencies": {
-    "async": "^0.9.0",
+    "async": "^1.5.0",
     "express-unless": "^0.3.0",
-    "jsonwebtoken": "^5.0.0"
+    "jsonwebtoken": "^7.3.0",
+    "lodash.set": "^4.0.0"
   },
   "devDependencies": {
     "mocha": "1.x.x",
+    "conventional-changelog": "~1.1.0",
     "restify": "3.x"
   },
   "peerDependencies": {
@@ -49,6 +51,6 @@
     "node": ">= 0.10.0"
   },
   "scripts": {
-    "test": "node_modules/.bin/mocha --reporter spec"
+    "test": "mocha --reporter spec"
   }
 }
diff --git a/test/jwt.test.js b/test/jwt.test.js
index 0dc1f1c6..e91c8a4d 100755
--- a/test/jwt.test.js
+++ b/test/jwt.test.js
@@ -60,6 +60,14 @@ describe('failure tests', function () {
     });
   });
 
+  it('should next if authorization header is not Bearer and credentialsRequired is false', function() {
+    req.headers = {};
+    req.headers.authorization = 'Basic foobar';
+    restifyjwt({secret: 'shhhh', credentialsRequired: false})(req, res, function(err) {
+      assert.ok(typeof err === 'undefined');
+    });
+  });
+
   it('should throw if authorization header is not well-formatted jwt', function() {
     req.headers = {};
     req.headers.authorization = 'Bearer wrongjwt';
@@ -69,6 +77,15 @@ describe('failure tests', function () {
     });
   });
 
+  it('should throw if jwt is an invalid json', function() {
+    req.headers = {};
+    req.headers.authorization = 'Bearer eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.yJ1c2VybmFtZSI6InNhZ3VpYXIiLCJpYXQiOjE0NzEwMTg2MzUsImV4cCI6MTQ3MzYxMDYzNX0.foo';
+    restifyjwt({secret: 'shhhh'})(req, res, function(err) {
+      assert.ok(err);
+      assert.equal(err.body.code, 'InvalidCredentials');
+    });
+  });
+
   it('should throw if authorization header is not valid jwt', function() {
     var secret = 'shhhhhh';
     var token = jwt.sign({foo: 'bar'}, secret);
@@ -78,7 +95,6 @@ describe('failure tests', function () {
     restifyjwt({secret: 'different-shhhh'})(req, res, function(err) {
       assert.ok(err);
       assert.equal(err.body.code, 'InvalidCredentials');
-      assert.equal(err.we_cause.message, 'invalid signature');
     });
   });
 
@@ -91,7 +107,6 @@ describe('failure tests', function () {
     restifyjwt({secret: 'shhhhhh', audience: 'not-expected-audience'})(req, res, function(err) {
       assert.ok(err);
       assert.equal(err.body.code, 'InvalidCredentials');
-      assert.equal(err.we_cause.message, 'jwt audience invalid. expected: not-expected-audience');
     });
   });
 
@@ -104,7 +119,6 @@ describe('failure tests', function () {
     restifyjwt({secret: 'shhhhhh'})(req, res, function(err) {
       assert.ok(err);
       assert.equal(err.body.code, 'InvalidCredentials');
-      assert.equal(err.we_cause.message, 'jwt expired');
     });
   });
 
@@ -117,7 +131,6 @@ describe('failure tests', function () {
     restifyjwt({secret: 'shhhhhh', issuer: 'http://wrong'})(req, res, function(err) {
       assert.ok(err);
       assert.equal(err.body.code, 'InvalidCredentials');
-      assert.equal(err.we_cause.message, 'jwt issuer invalid. expected: http://wrong');
     });
   });
 
@@ -154,7 +167,6 @@ describe('failure tests', function () {
       restifyjwt({secret: secret})(req,res, function(err) {
         assert.ok(err);
         assert.equal(err.body.code, 'InvalidCredentials');
-        assert.equal(err.we_cause.message, 'invalid token');
       });
   });
 
@@ -175,6 +187,17 @@ describe('work tests', function () {
     });
   });
 
+  it('should work with nested properties', function() {
+    var secret = 'shhhhhh';
+    var token = jwt.sign({foo: 'bar'}, secret);
+
+    req.headers = {};
+    req.headers.authorization = 'Bearer ' + token;
+    restifyjwt({secret: secret, requestProperty: 'auth.token'})(req, res, function() {
+      assert.equal('bar', req.auth.token.foo);
+    });
+  });
+
   it('should work if authorization header is valid with a buffer secret', function() {
     var secret = new Buffer('AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA', 'base64');
     var token = jwt.sign({foo: 'bar'}, secret);
@@ -197,22 +220,38 @@ describe('work tests', function () {
     });
   });
 
-  it('should work if no authorization header and credentials are not required', function() {
-    req = {};
-    restifyjwt({secret: 'shhhh', credentialsRequired: false})(req, res, function(err) {
-      assert(typeof err === 'undefined');
+  it('should set resultProperty if option provided', function() {
+    var secret = 'shhhhhh';
+    var token = jwt.sign({foo: 'bar'}, secret);
+
+    req = { };
+    res = { };
+    req.headers = {};
+    req.headers.authorization = 'Bearer ' + token;
+    restifyjwt({secret: secret, resultProperty: 'locals.user'})(req, res, function() {
+      assert.equal('bar', res.locals.user.foo);
+      assert.ok(typeof req.user === 'undefined');
     });
   });
 
-  it('should work if token is expired and credentials are not required', function() {
+  it('should ignore userProperty if resultProperty option provided', function() {
     var secret = 'shhhhhh';
-    var token = jwt.sign({foo: 'bar', exp: 1382412921}, secret);
+    var token = jwt.sign({foo: 'bar'}, secret);
 
+    req = { };
+    res = { };
     req.headers = {};
     req.headers.authorization = 'Bearer ' + token;
-    restifyjwt({ secret: secret, credentialsRequired: false })(req, res, function(err) {
+    restifyjwt({secret: secret, userProperty: 'auth', resultProperty: 'locals.user'})(req, res, function() {
+      assert.equal('bar', res.locals.user.foo);
+      assert.ok(typeof req.auth === 'undefined');
+    });
+  });
+
+  it('should work if no authorization header and credentials are not required', function() {
+    req = {};
+    restifyjwt({secret: 'shhhh', credentialsRequired: false})(req, res, function(err) {
       assert(typeof err === 'undefined');
-      assert(typeof req.user === 'undefined')
     });
   });
 
@@ -223,6 +262,19 @@ describe('work tests', function () {
     });
   });
 
+  it('should produce a stack trace that includes the failure reason', function() {
+    var req = {};
+    var token = jwt.sign({foo: 'bar'}, 'secretA');
+    req.headers = {};
+    req.headers.authorization = 'Bearer ' + token;
+
+    restifyjwt({secret: 'secretB'})(req, res, function(err) {
+      var index = err.stack.indexOf('InvalidCredentialsError')
+      assert.equal(index, 0, "Stack trace didn't include 'invalid signature' message.")
+    });
+
+  });
+
   it('should work with a custom getToken function', function() {
     var secret = 'shhhhhh';
     var token = jwt.sign({foo: 'bar'}, secret);