diff --git a/src/Api/Services/IPApi.php b/src/Api/Services/IPApi.php
index a78f2c3..75458f5 100644
--- a/src/Api/Services/IPApi.php
+++ b/src/Api/Services/IPApi.php
@@ -84,7 +84,7 @@ protected function getRequestOptions(?string $apiKey, array $ips = null): array
         $options['query'] = [
             'fields' => $this->requestFields,
         ];
-        
+
         if ($ips && is_array($ips)) {
             // array is key => value, we only want values, then encode to json
             $ips = array_values($ips);
diff --git a/src/Api/Services/IPApiPro.php b/src/Api/Services/IPApiPro.php
index 7e503cb..27f45fa 100644
--- a/src/Api/Services/IPApiPro.php
+++ b/src/Api/Services/IPApiPro.php
@@ -39,7 +39,7 @@ protected function getRequestOptions(?string $apiKey, array $ips = null): array
     {
         $options = parent::getRequestOptions($apiKey, $ips);
         $options['query']['key'] = $apiKey;
-        
+
         return $options;
     }
 }
diff --git a/src/Command/FetchIPInfoHandler.php b/src/Command/FetchIPInfoHandler.php
index b4ff7e6..25c7903 100644
--- a/src/Command/FetchIPInfoHandler.php
+++ b/src/Command/FetchIPInfoHandler.php
@@ -14,9 +14,7 @@
 use FoF\GeoIP\Api\GeoIP;
 use FoF\GeoIP\Model\IPInfo;
 use FoF\GeoIP\Repositories\GeoIPRepository;
-use Illuminate\Database\Eloquent\ModelNotFoundException;
 use Psr\Log\LoggerInterface;
-use RuntimeException;
 
 class FetchIPInfoHandler
 {
diff --git a/src/Listeners/RetrieveIP.php b/src/Listeners/RetrieveIP.php
index 96a4242..f864add 100644
--- a/src/Listeners/RetrieveIP.php
+++ b/src/Listeners/RetrieveIP.php
@@ -1,5 +1,14 @@
 <?php
 
+/*
+ * This file is part of fof/geoip.
+ *
+ * Copyright (c) FriendsOfFlarum.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
 namespace FoF\GeoIP\Listeners;
 
 use Flarum\Post\Event\Saving as PostSaving;
@@ -19,13 +28,13 @@ class RetrieveIP
      * @var GeoIPRepository
      */
     protected $geo;
-    
+
     public function __construct(Queue $queue, GeoIPRepository $geo)
     {
         $this->queue = $queue;
         $this->geo = $geo;
     }
-    
+
     public function subscribe(Dispatcher $events)
     {
         $events->listen(PostSaving::class, [$this, 'handlePost']);