diff --git a/migrations/2021_07_13_141000_queue_failed_jobs_table.php b/migrations/2021_07_13_141000_queue_failed_jobs_table.php
index ced728db9..be8232cf2 100644
--- a/migrations/2021_07_13_141000_queue_failed_jobs_table.php
+++ b/migrations/2021_07_13_141000_queue_failed_jobs_table.php
@@ -1,5 +1,12 @@
 <?php
 
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
 use Flarum\Database\Migration;
 use Illuminate\Database\Schema\Blueprint;
 
diff --git a/migrations/2021_07_13_141000_queue_jobs_table.php b/migrations/2021_07_13_141000_queue_jobs_table.php
index abcbe4deb..7bb3aba91 100644
--- a/migrations/2021_07_13_141000_queue_jobs_table.php
+++ b/migrations/2021_07_13_141000_queue_jobs_table.php
@@ -1,5 +1,12 @@
 <?php
 
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
 use Flarum\Database\Migration;
 use Illuminate\Database\Schema\Blueprint;
 
diff --git a/src/Queue/Driver/DatabaseQueue.php b/src/Queue/Driver/DatabaseQueue.php
index 4d95dc0ee..fd17bb038 100644
--- a/src/Queue/Driver/DatabaseQueue.php
+++ b/src/Queue/Driver/DatabaseQueue.php
@@ -1,5 +1,12 @@
 <?php
 
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
 namespace Flarum\Queue\Driver;
 
 use Illuminate\Contracts\Queue\Queue;
diff --git a/src/Queue/Driver/Driver.php b/src/Queue/Driver/Driver.php
index f38f0ad58..dc9ab3160 100644
--- a/src/Queue/Driver/Driver.php
+++ b/src/Queue/Driver/Driver.php
@@ -1,5 +1,12 @@
 <?php
 
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
 namespace Flarum\Queue\Driver;
 
 use Illuminate\Contracts\Container\Container;
diff --git a/src/Queue/Driver/DriverInterface.php b/src/Queue/Driver/DriverInterface.php
index c146559b5..9f76a24b7 100644
--- a/src/Queue/Driver/DriverInterface.php
+++ b/src/Queue/Driver/DriverInterface.php
@@ -1,5 +1,12 @@
 <?php
 
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
 namespace Flarum\Queue\Driver;
 
 use Illuminate\Contracts\Container\Container;
@@ -8,5 +15,6 @@ use Illuminate\Contracts\Queue\Queue;
 interface DriverInterface
 {
     public function build(): Queue;
+
     public function setContainer(Container $container): self;
 }
diff --git a/src/Queue/Driver/SyncQueue.php b/src/Queue/Driver/SyncQueue.php
index 241fa7c57..a93add5aa 100644
--- a/src/Queue/Driver/SyncQueue.php
+++ b/src/Queue/Driver/SyncQueue.php
@@ -1,5 +1,12 @@
 <?php
 
+/*
+ * This file is part of Flarum.
+ *
+ * For detailed copyright and license information, please view the
+ * LICENSE file that was distributed with this source code.
+ */
+
 namespace Flarum\Queue\Driver;
 
 use Illuminate\Contracts\Queue\Queue;
diff --git a/src/Queue/QueueServiceProvider.php b/src/Queue/QueueServiceProvider.php
index f169ffce1..5b84e9940 100644
--- a/src/Queue/QueueServiceProvider.php
+++ b/src/Queue/QueueServiceProvider.php
@@ -69,7 +69,6 @@ class QueueServiceProvider extends AbstractServiceProvider
             return $driver->build();
         });
 
-
         // Register a simple connection factory that always returns the same
         // connection, as that is enough for our purposes.
         $this->container->singleton(Factory::class, function (Container $container) {