diff --git a/README.md b/README.md
index 8b63e2f..623a440 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 ##### This project is complete for now.
 [![Build Status](https://travis-ci.com/Pierce01/MinecraftLauncher-core.svg?branch=master)](https://travis-ci.com/Pierce01/MinecraftLauncher-core)
 [![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)
-![version](https://img.shields.io/badge/stable_version-3.12.0-blue)
+![version](https://img.shields.io/badge/stable_version-3.12.3-blue)
 ![badge](https://img.shields.io/badge/ncurses-not_supported-purple)
 
 MCLC (Minecraft Launcher Core) is a NodeJS solution for launching modded and vanilla Minecraft without having to download and format everything yourself.
@@ -61,7 +61,7 @@ launcher.on('data', (e) => console.log(e));
 
 | Parameter                | Type     | Description                                                                               | Required |
 |--------------------------|----------|-------------------------------------------------------------------------------------------|----------|
-| `options.clientPackage`  | String   | Path or URL to the client package zip file.                                               | False    |
+| `options.clientPackage`  | String   | Path or URL to the client package zip file. Do not rehost Minecraft, it's against ToS.    | False    |
 | `options.removePackage`  | Boolean  | Option to remove the client package zip file after its finished extracting.                | False    |
 | `options.installer`      | String   | Path to installer being executed.                                                         | False    |
 | `options.root`           | String   | Path where you want the launcher to work in.  like `C:/Users/user/AppData/Roaming/.mc`,   | True     |
@@ -86,6 +86,7 @@ launcher.on('data', (e) => console.log(e));
 | `options.window.fullscreen`  | Boolean| Fullscreen the Minecraft Client.                                                     | False    |
 | `options.overrides`      | Object   | Json object redefining paths for better customization. Example below.                     | False    |
 | `options.overrides.minArgs`| Integer| The amount of launch arguments specified in the version file before it adds the default again| False    |
+#### IF YOU'RE NEW TO MCLC, LET IT HANDLE EVERYTHING! DO NOT USE OVERRIDES!
 ```js
 let opts = {
    otherOps...,
@@ -166,6 +167,12 @@ You'll need to provide the folder created in the versions if you're running the
 | `username` | String | Username used to login with | True     |
 | `password` | String | Password used to login with | True     |
 
+##### changeApiUrl
+
+| Parameter | Type   | Description                                                  | Required |
+|-----------|--------|--------------------------------------------------------------|----------|
+| `url`     | String | New URL that MCLC will make calls to authenticate the login. | True     |
+
 #### Events
 
 | Event Name        | Type    | Description                                                                           |
diff --git a/components/authenticator.js b/components/authenticator.js
index 32b4651..c9371cb 100644
--- a/components/authenticator.js
+++ b/components/authenticator.js
@@ -1,6 +1,6 @@
 const request = require('request');
 const uuid = require('uuid/v1');
-const api_url = "https://authserver.mojang.com";
+let api_url = "https://authserver.mojang.com";
 
 module.exports.getAuth = function (username, password) {
     return new Promise((resolve, reject) => {
@@ -13,8 +13,7 @@ module.exports.getAuth = function (username, password) {
                 user_properties: JSON.stringify({})
             };
 
-            resolve(user);
-            return;
+            return resolve(user);
         }
 
         const requestObject = {
@@ -137,4 +136,8 @@ module.exports.signOut = function (username, password) {
             else reject(body);
         });
     });
-};
\ No newline at end of file
+};
+
+module.exports.changeApiUrl = function(url) {
+    api_url = url;
+}
\ No newline at end of file
diff --git a/package.json b/package.json
index 8cd22c4..f377444 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "minecraft-launcher-core",
-  "version": "3.12.2",
+  "version": "3.12.3",
   "description": "Lightweight module that downloads and runs Minecraft using javascript / NodeJS",
   "main": "index.js",
   "dependencies": {