diff --git a/src/OAuth.php b/src/OAuth.php
index 653a637..8718df0 100644
--- a/src/OAuth.php
+++ b/src/OAuth.php
@@ -18,8 +18,16 @@ use OAuth2\GrantType\ClientCredentials;
 use OAuth2\GrantType\AuthorizationCode;
 use OAuth2\GrantType\UserCredentials;
 use OAuth2\GrantType\RefreshToken;
+
+use Flarum\Settings\SettingsRepositoryInterface;
 class OAuth
 {
+    protected $settings;
+
+    public function __construct(SettingsRepositoryInterface $settings)
+    {
+        $this->settings = $settings;
+    }
     public function response(): Response
     {
         return new Response;
@@ -30,10 +38,13 @@ class OAuth
     }
     public function server(): Server
     {
+
         $storage = new Storage;
         $server = new Server($storage, array(
-            'allow_implicit' => true,
-            'enforce_state' => false
+            'allow_implicit' => $this->settings->get('foskym-oauth-center.allow_implicit') == "1",
+            'enforce_state' => $this->settings->get('foskym-oauth-center.enforce_state') == "1",
+            'require_exact_redirect_uri' => $this->settings->get('foskym-oauth-center.require_exact_redirect_uri') == "1",
+            'access_lifetime'   =>  $this->settings->get('foskym-oauth-center.access_lifetime') == "" ? 3600 : $this->settings->get('foskym-oauth-center.access_lifetime'),
         ));
         $server->addGrantType(new AuthorizationCode($storage));
         $server->addGrantType(new ClientCredentials($storage));