diff --git a/lib/file-store.js b/lib/file-store.js
index 41d81beb..54d41db3 100644
--- a/lib/file-store.js
+++ b/lib/file-store.js
@@ -2,7 +2,7 @@
 var path   = require('path'),
     fs     = require('fs-extra'),
     async  = require('async'),
-    md5    = require('MD5'),
+    md5    = require('md5'),
     mkdirp = require('mkdirp'),
     utils  = require('./utils'),
     _      = require('lodash');
diff --git a/package.json b/package.json
index 8eba5b0f..e80780c0 100644
--- a/package.json
+++ b/package.json
@@ -24,29 +24,27 @@
     "amazon"
   ],
   "dependencies": {
-    "MD5": "^1.2.1",
-    "async": "^0.9.0",
+    "md5": "^2.0.0",
+    "async": "^1.5.0",
     "commander": "^2.6.0",
     "concat-stream": "^1.4.7",
     "express": "^4.10.6",
-    "fs-extra": "^0.16.0",
+    "fs-extra": "^0.26.2",
     "jstoxml": "^0.2.2",
-    "lodash": "^2.4.1",
+    "lodash": "^3.10.1",
     "mkdirp": "^0.5.0",
     "morgan": "^1.5.1",
-    "winston": "^0.8.3",
+    "winston": "^2.1.0",
     "xml2js": "^0.4.4",
-    "xmlbuilder": "^2.4.5"
+    "xmlbuilder": "^4.0.0"
   },
   "devDependencies": {
-    "async": "^0.9.0",
     "aws-sdk": "^2.1.4",
-    "chance": "^0.7.1",
-    "fs-extra": "^0.14.0",
+    "chance": "^0.8.0",
     "mocha": "^2.1.0",
     "moment": "^2.8.4",
     "request": "^2.55.0",
-    "should": "^4.4.2"
+    "should": "^7.1.1"
   },
   "bugs": {
     "url": "https://github.com/jamhall/s3rver/issues"
diff --git a/test/test.js b/test/test.js
index 28e51990..27c55ccd 100644
--- a/test/test.js
+++ b/test/test.js
@@ -8,7 +8,7 @@ var moment = require('moment');
 var Chance = require('chance');
 var chance = new Chance();
 var path = require('path');
-var md5 = require('MD5');
+var md5 = require('md5');
 var S3rver = require('../lib');
 var util = require('util');
 var request = require('request');