diff --git a/src/TrashmailManager.php b/src/TrashmailManager.php
index 15e46a6..8e72691 100644
--- a/src/TrashmailManager.php
+++ b/src/TrashmailManager.php
@@ -4,7 +4,6 @@
 
 use Elbgoods\TrashmailRule\Contracts\ProviderContract;
 use Elbgoods\TrashmailRule\Providers\ConfigProvider;
-use Elbgoods\TrashmailRule\Providers\DeadLetterProvider;
 use Elbgoods\TrashmailRule\Providers\DisposableEmailDetectorProvider;
 use Elbgoods\TrashmailRule\Providers\VerifierProvider;
 use Illuminate\Support\Manager;
@@ -44,13 +43,6 @@ protected function createConfigDriver(): ConfigProvider
         ]);
     }
 
-    protected function createDeadLetterDriver(): DeadLetterProvider
-    {
-        return $this->container->make(DeadLetterProvider::class, [
-            'config' => $this->config->get('trashmail.dead_letter'),
-        ]);
-    }
-
     protected function createDisposableEmailDetectorDriver(): DisposableEmailDetectorProvider
     {
         return $this->container->make(DisposableEmailDetectorProvider::class, [
diff --git a/src/TrashmailRuleServiceProvider.php b/src/TrashmailRuleServiceProvider.php
index 262762e..3f58e19 100644
--- a/src/TrashmailRuleServiceProvider.php
+++ b/src/TrashmailRuleServiceProvider.php
@@ -15,13 +15,6 @@ public function boot(): void
             $this->bootLang();
         }
 
-        Guzzle::register('dead-letter.email', [
-            'base_uri' => 'https://www.dead-letter.email',
-            RequestOptions::TIMEOUT => 10,
-            RequestOptions::ALLOW_REDIRECTS => true,
-            RequestOptions::HTTP_ERRORS => true,
-        ]);
-
         Guzzle::register('api.disposable-email-detector.com', [
             'base_uri' => 'https://api.disposable-email-detector.com',
             RequestOptions::TIMEOUT => 5,
@@ -35,7 +28,7 @@ public function boot(): void
             RequestOptions::ALLOW_REDIRECTS => true,
             RequestOptions::HTTP_ERRORS => true,
         ]);
-        
+
         $this->loadTranslationsFrom(__DIR__.'/../resources/lang', 'trashmailRule');
     }
 
@@ -44,7 +37,7 @@ public function register(): void
         $this->app->singleton(TrashmailManager::class);
 
         $this->app->singleton(Trashmail::class);
-        
+
         $this->mergeConfigFrom(__DIR__.'/../config/trashmail.php', 'trashmail');
     }
 
@@ -52,7 +45,7 @@ protected function bootConfig(): void
     {
         $this->publishes([
             __DIR__.'/../config/trashmail.php' => config_path('trashmail.php'),
-        ], 'config');        
+        ], 'config');
     }
 
     protected function bootLang(): void