diff --git a/extensions/flags/src/Api/Controller/CreateFlagController.php b/extensions/flags/src/Api/Controller/CreateFlagController.php
index 8ece474dd..3163c9605 100644
--- a/extensions/flags/src/Api/Controller/CreateFlagController.php
+++ b/extensions/flags/src/Api/Controller/CreateFlagController.php
@@ -13,6 +13,7 @@ use Flarum\Api\Controller\AbstractCreateController;
 use Flarum\Flags\Api\Serializer\FlagSerializer;
 use Flarum\Flags\Command\CreateFlag;
 use Illuminate\Contracts\Bus\Dispatcher;
+use Illuminate\Support\Arr;
 use Psr\Http\Message\ServerRequestInterface;
 use Tobscure\JsonApi\Document;
 
@@ -50,7 +51,7 @@ class CreateFlagController extends AbstractCreateController
     protected function data(ServerRequestInterface $request, Document $document)
     {
         return $this->bus->dispatch(
-            new CreateFlag($request->getAttribute('actor'), array_get($request->getParsedBody(), 'data', []))
+            new CreateFlag($request->getAttribute('actor'), Arr::get($request->getParsedBody(), 'data', []))
         );
     }
 }
diff --git a/extensions/flags/src/Api/Controller/DeleteFlagsController.php b/extensions/flags/src/Api/Controller/DeleteFlagsController.php
index f22e4b048..ab74e0cc2 100644
--- a/extensions/flags/src/Api/Controller/DeleteFlagsController.php
+++ b/extensions/flags/src/Api/Controller/DeleteFlagsController.php
@@ -12,6 +12,7 @@ namespace Flarum\Flags\Api\Controller;
 use Flarum\Api\Controller\AbstractDeleteController;
 use Flarum\Flags\Command\DeleteFlags;
 use Illuminate\Contracts\Bus\Dispatcher;
+use Illuminate\Support\Arr;
 use Psr\Http\Message\ServerRequestInterface;
 
 class DeleteFlagsController extends AbstractDeleteController
@@ -35,7 +36,7 @@ class DeleteFlagsController extends AbstractDeleteController
     protected function delete(ServerRequestInterface $request)
     {
         $this->bus->dispatch(
-            new DeleteFlags(array_get($request->getQueryParams(), 'id'), $request->getAttribute('actor'), $request->getParsedBody())
+            new DeleteFlags(Arr::get($request->getQueryParams(), 'id'), $request->getAttribute('actor'), $request->getParsedBody())
         );
     }
 }
diff --git a/extensions/flags/src/Command/CreateFlagHandler.php b/extensions/flags/src/Command/CreateFlagHandler.php
index 22dfcd2e5..9be436301 100644
--- a/extensions/flags/src/Command/CreateFlagHandler.php
+++ b/extensions/flags/src/Command/CreateFlagHandler.php
@@ -15,6 +15,7 @@ use Flarum\Post\CommentPost;
 use Flarum\Post\PostRepository;
 use Flarum\Settings\SettingsRepositoryInterface;
 use Flarum\User\Exception\PermissionDeniedException;
+use Illuminate\Support\Arr;
 use Symfony\Component\Translation\TranslatorInterface;
 use Tobscure\JsonApi\Exception\InvalidParameterException;
 
@@ -57,7 +58,7 @@ class CreateFlagHandler
         $actor = $command->actor;
         $data = $command->data;
 
-        $postId = array_get($data, 'relationships.post.data.id');
+        $postId = Arr::get($data, 'relationships.post.data.id');
         $post = $this->posts->findOrFail($postId, $actor);
 
         if (! ($post instanceof CommentPost)) {
@@ -70,7 +71,7 @@ class CreateFlagHandler
             throw new PermissionDeniedException();
         }
 
-        if (array_get($data, 'attributes.reason') === null && array_get($data, 'attributes.reasonDetail') === '') {
+        if (Arr::get($data, 'attributes.reason') === null && Arr::get($data, 'attributes.reasonDetail') === '') {
             throw new ValidationException([
                 'message' => $this->translator->trans('flarum-flags.forum.flag_post.reason_missing_message')
             ]);
@@ -86,8 +87,8 @@ class CreateFlagHandler
         $flag->post_id = $post->id;
         $flag->user_id = $actor->id;
         $flag->type = 'user';
-        $flag->reason = array_get($data, 'attributes.reason');
-        $flag->reason_detail = array_get($data, 'attributes.reasonDetail');
+        $flag->reason = Arr::get($data, 'attributes.reason');
+        $flag->reason_detail = Arr::get($data, 'attributes.reasonDetail');
         $flag->created_at = time();
 
         $flag->save();