diff --git a/README.md b/README.md
index c257c35..0afb6f3 100644
--- a/README.md
+++ b/README.md
@@ -122,6 +122,7 @@ You'll need to provide the folder created in the versions if you're running the
 | Parameter    | Type   | Description                                                       | Required |
 |--------------|--------|-------------------------------------------------------------------|----------|
 | `access_token` | String | Token being checked if it can be used to login with (online mode). | True     |
+| `client_token` | String | Client token being checked to see if there was a change of client (online mode). | True     |
 
 ##### refreshAuth 
 
@@ -161,3 +162,10 @@ You'll need to provide the folder created in the versions if you're running the
 #### What should it look like running from console?
 Showing the emitted information from debug and data, also using `getPid` after the process has been created.
 ![gif](https://pierce.is-serious.business/3N3PMC4.gif)
+
+## Contributors
+These are the people that helped out that aren't listed [here](https://github.com/Pierce01/MinecraftLauncher-core/graphs/contributors)!
+* [Pyker](https://github.com/Pyker) - Forge dependency parsing.
+* [Khionu](https://github.com/khionu) - Research on how Minecraft's`natives` are handled.
+* [Coding-Kiwi](https://github.com/Coding-Kiwi) - Pointed out I didn't pass `clientToken` in initial authentication function.
+* maxbsoft - Pointed out that a certain JVM option causes OSX Minecraft to bug out.
diff --git a/components/authenticator.js b/components/authenticator.js
index 4de0bd2..621d10c 100644
--- a/components/authenticator.js
+++ b/components/authenticator.js
@@ -26,6 +26,7 @@ module.exports.getAuth = function (username, password) {
                 },
                 username: username,
                 password: password,
+                clientToken: uuid(),
                 requestUser: true
             }
         };
@@ -38,7 +39,7 @@ module.exports.getAuth = function (username, password) {
 
             const userProfile = {
                 access_token: body.accessToken,
-                client_token: uuid(),
+                client_token: body.clientToken,
                 uuid: body.selectedProfile.id,
                 name: body.selectedProfile.name,
                 selected_profile: body.selectedProfile,
@@ -50,12 +51,13 @@ module.exports.getAuth = function (username, password) {
     });
 };
 
-module.exports.validate = function (access_token) {
+module.exports.validate = function (access_token, client_token) {
     return new Promise(resolve => {
         const requestObject = {
             url: api_url + "/validate",
             json: {
-                "accessToken": access_token
+                "accessToken": access_token,
+                "clientToken": client_token
             }
         };
 
diff --git a/package.json b/package.json
index 6ae5501..a63fe85 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "minecraft-launcher-core",
-  "version": "3.7.5",
+  "version": "3.7.6",
   "description": "Lightweight module that downloads and runs Minecraft using javascript / NodeJS",
   "main": "index.js",
   "dependencies": {