diff --git a/config/broadcasting.php b/config/broadcasting.php
index 4e9e3ec8..9305cdeb 100644
--- a/config/broadcasting.php
+++ b/config/broadcasting.php
@@ -39,9 +39,9 @@ return [
 
         'pusher' => [
             'driver'  => 'pusher',
-            'key'     => env('PUSHER_APP_KEY'),
-            'secret'  => env('PUSHER_APP_SECRET'),
-            'app_id'  => env('PUSHER_APP_ID'),
+            'key'     => null,
+            'secret'  => null,
+            'app_id'  => null,
             'options' => [
                 //
             ],