diff --git a/README.md b/README.md
index 78c68d8..5476b54 100644
--- a/README.md
+++ b/README.md
@@ -11,7 +11,8 @@ This is a wrapper for the [hubspot/hubspot-php](https://github.com/HubSpot/hubsp
     - Add `Rossjcooper\LaravelHubSpot\HubSpotServiceProvider::class` to your providers array.
     - Add `'HubSpot' => Rossjcooper\LaravelHubSpot\Facades\HubSpot::class` to your aliases array.
 4. `php artisan vendor:publish --provider="Rossjcooper\LaravelHubSpot\HubSpotServiceProvider" --tag="config"` will create a `config/hubspot.php` file.
-5. Add your HubSpot API key into the your `.env` file: `HUBSPOT_API_KEY=yourApiKey`
+5. Add your HubSpot API key or private app access token  into the `.env` file: `HUBSPOT_API_KEY=yourApiKey`
+6. If you use the private app access token, you should alo add `HUBSPOT_USE_OAUTH2=true` to your `.env` file
 
 ## Usage
 You can use either the facade or inject the HubSpot class as a dependency:
diff --git a/composer.json b/composer.json
index 72fba7b..8ce3489 100644
--- a/composer.json
+++ b/composer.json
@@ -10,7 +10,7 @@
     ],
     "require": {
         "illuminate/support": ">=5.3",
-        "hubspot/hubspot-php": "^3.0"
+        "hubspot/hubspot-php": "^5.0"
     },
     "autoload": {
         "psr-4": {
diff --git a/src/HubSpotServiceProvider.php b/src/HubSpotServiceProvider.php
index c15cbf5..712a814 100644
--- a/src/HubSpotServiceProvider.php
+++ b/src/HubSpotServiceProvider.php
@@ -13,6 +13,14 @@ public function register()
 	{
 		//Bind the HubSpot wrapper class
 		$this->app->bind('Rossjcooper\LaravelHubSpot\HubSpot', function ($app) {
+			if (env('HUBSPOT_USE_OAUTH2', config('hubspot.use_oauth2'))) {
+				return HubSpot::createWithOAuth2Token(
+					env('HUBSPOT_API_KEY', config('hubspot.api_key')),
+					null,
+					config('hubspot.client_options', [])
+				);
+			}
+
 			return HubSpot::create(
 				env('HUBSPOT_API_KEY', config('hubspot.api_key')),
 				null,
diff --git a/src/config/hubspot.php b/src/config/hubspot.php
index 362ab47..51f69bd 100644
--- a/src/config/hubspot.php
+++ b/src/config/hubspot.php
@@ -1,8 +1,17 @@
 <?php
 
 return [
+	/*
+	 * Either the API key or the private app access token
+	 */
 	'api_key' => env('HUBSPOT_API_KEY'),
 
+	/*
+	 * Should the library connect via OAuth2 or use the API key. The usage of the API key will be deprecated on
+	 * November 30th, 2022.
+	 */
+	'use_oauth2' => env('HUBSPOT_USE_OAUTH2', false),
+
 	'client_options' => [
 		'http_errors' => true,
 	],
diff --git a/tests/Unit/ServiceProviderTest.php b/tests/Unit/ServiceProviderTest.php
index e14fe94..a7b8fbf 100644
--- a/tests/Unit/ServiceProviderTest.php
+++ b/tests/Unit/ServiceProviderTest.php
@@ -2,6 +2,7 @@
 
 namespace Tests\Unit;
 
+use Illuminate\Support\Facades\Config;
 use Rossjcooper\LaravelHubSpot\HubSpot;
 use Tests\TestCase;
 
@@ -20,4 +21,15 @@ public function test_api_key_set()
 
 		$this->assertEquals(env('HUBSPOT_API_KEY'), $hubspot->getClient()->key);
 	}
+
+    public function test_oauth2_client_is_built()
+	{
+		Config::set('hubspot.use_oauth2', true);
+		Config::set('hubspot.api_key', 'FooBarBaz');
+
+		$hubspot = app(HubSpot::class);
+
+		$this->assertEquals(env('HUBSPOT_API_KEY'), $hubspot->getClient()->key);
+		$this->assertTrue($hubspot->getClient()->oauth2);
+	}
 }