diff --git a/README.md b/README.md
index e191dc6..6f7cb07 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 # High Level Amazon S3 Client
 
+Fork from https://github.com/andrewrk/node-s3-client
+
 ## Installation
 
 `npm install @auth0/s3 --save`
diff --git a/lib/index.js b/lib/index.js
index 526f5f1..d0d44d3 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -135,7 +135,7 @@ Client.prototype.uploadFile = function(params) {
   var s3Params = extend({}, params.s3Params);
   if (s3Params.ContentType === undefined) {
     var defaultContentType = params.defaultContentType || 'application/octet-stream';
-    s3Params.ContentType = mime.lookup(localFile, defaultContentType);
+    s3Params.ContentType = mime.getType(localFile, defaultContentType);
   }
   var fatalError = false;
   var localFileSlicer = null;
diff --git a/package.json b/package.json
index ef06470..7374727 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "description": "Amazon S3 client for upload/download files",
   "main": "lib/index.js",
   "scripts": {
-    "test": "mocha"
+    "test": "mocha --exit"
   },
   "repository": {
     "type": "git",
@@ -38,7 +38,7 @@
     "fd-slicer": "~1.0.0",
     "findit2": "~2.2.3",
     "graceful-fs": "~4.1.4",
-    "mime": "~1.4.1",
+    "mime": "^2.3.1",
     "mkdirp": "~0.5.0",
     "pend": "~1.2.0",
     "rimraf": "~2.2.8",
diff --git a/yarn.lock b/yarn.lock
index 4676148..102b450 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -163,10 +163,10 @@ jmespath@0.15.0:
   resolved "https://registry.yarnpkg.com/jmespath/-/jmespath-0.15.0.tgz#a3f222a9aae9f966f5d27c796510e28091764217"
   integrity sha1-o/Iiqarp+Wb10nx5ZRDigJF2Qhc=
 
-mime@~1.4.1:
-  version "1.4.1"
-  resolved "https://registry.yarnpkg.com/mime/-/mime-1.4.1.tgz#121f9ebc49e3766f311a76e1fa1c8003c4b03aa6"
-  integrity sha512-KI1+qOZu5DcW6wayYHSzR/tXKCDC5Om4s1z2QJjDULzLcmf3DvzS7oluY4HCTrc+9FiKmWUgeNLg7W3uIQvxtQ==
+mime@^2.3.1:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/mime/-/mime-2.3.1.tgz#b1621c54d63b97c47d3cfe7f7215f7d64517c369"
+  integrity sha512-OEUllcVoydBHGN1z84yfQDimn58pZNNNXgZlHXSboxMlFvgI6MXSWpWKpFRra7H1HxpVhHTkrghfRW49k6yjeg==
 
 minimatch@3.0.4, minimatch@^3.0.4:
   version "3.0.4"