diff --git a/src/Symfony/Bundle/FrameworkBundle/Resources/config/notifier_transports.php b/src/Symfony/Bundle/FrameworkBundle/Resources/config/notifier_transports.php
index 724899d84c..93a441bf0d 100644
--- a/src/Symfony/Bundle/FrameworkBundle/Resources/config/notifier_transports.php
+++ b/src/Symfony/Bundle/FrameworkBundle/Resources/config/notifier_transports.php
@@ -162,7 +162,7 @@ return static function (ContainerConfigurator $container) {
             ->tag('texter.transport_factory')
 
         ->set('notifier.transport_factory.lightsms', LightSmsTransportFactory::class)
-        ->parent('notifier.transport_factory.abstract')
-        ->tag('texter.transport_factory')
+            ->parent('notifier.transport_factory.abstract')
+            ->tag('texter.transport_factory')
     ;
 };
diff --git a/src/Symfony/Component/Notifier/Bridge/LightSms/LightSmsTransport.php b/src/Symfony/Component/Notifier/Bridge/LightSms/LightSmsTransport.php
index 4e92fefd35..94d67448e6 100644
--- a/src/Symfony/Component/Notifier/Bridge/LightSms/LightSmsTransport.php
+++ b/src/Symfony/Component/Notifier/Bridge/LightSms/LightSmsTransport.php
@@ -110,7 +110,7 @@ final class LightSmsTransport extends AbstractTransport
 
         $this->message = $message;
 
-        $signature = $this->getSignature();
+        $signature = $this->generateSignature();
 
         $endpoint = sprintf(
             'https://%s?login=%s&signature=%s&phone=%s&text=%s&sender=%s&timestamp=%s',
@@ -144,7 +144,7 @@ final class LightSmsTransport extends AbstractTransport
         return $sentMessage;
     }
 
-    private function getSignature(): string
+    private function generateSignature(): string
     {
         $params = [
             'timestamp' => time(),
diff --git a/src/Symfony/Component/Notifier/Bridge/LightSms/LightSmsTransportFactory.php b/src/Symfony/Component/Notifier/Bridge/LightSms/LightSmsTransportFactory.php
index 2b2be66380..3aa40b8e39 100644
--- a/src/Symfony/Component/Notifier/Bridge/LightSms/LightSmsTransportFactory.php
+++ b/src/Symfony/Component/Notifier/Bridge/LightSms/LightSmsTransportFactory.php
@@ -34,7 +34,7 @@ final class LightSmsTransportFactory extends AbstractTransportFactory
 
         $login = $this->getUser($dsn);
         $token = $this->getPassword($dsn);
-        $phone = $dsn->getOption('phone');
+        $phone = $dsn->getRequiredOption('phone');
 
         $host = 'default' === $dsn->getHost() ? null : $dsn->getHost();
         $port = $dsn->getPort();
diff --git a/src/Symfony/Component/Notifier/Bridge/LightSms/composer.json b/src/Symfony/Component/Notifier/Bridge/LightSms/composer.json
index 2cf3bf9d12..b28e5ae58d 100644
--- a/src/Symfony/Component/Notifier/Bridge/LightSms/composer.json
+++ b/src/Symfony/Component/Notifier/Bridge/LightSms/composer.json
@@ -2,7 +2,7 @@
     "name": "symfony/lightsms-notifier",
     "type": "symfony-bridge",
     "description": "Symfony LightSms Notifier Bridge",
-    "keywords": ["sms", "LightSms", "notifier"],
+    "keywords": ["sms", "light-sms", "notifier"],
     "homepage": "https://symfony.com",
     "license": "MIT",
     "authors": [