diff --git a/composer.json b/composer.json
index ab9e565..4de232b 100644
--- a/composer.json
+++ b/composer.json
@@ -36,7 +36,7 @@
     },
     "require-dev": {
         "phpstan/phpstan": "^1.10",
-        "phpstan/phpstan-strict-rules":"^1.5",
+        "phpstan/phpstan-strict-rules": "^1.5",
         "friendsofphp/php-cs-fixer": "^3.45"
     },
     "provide": {
diff --git a/src/QueueRequestHandler.php b/src/QueueRequestHandler.php
index 1c516a9..358a04b 100644
--- a/src/QueueRequestHandler.php
+++ b/src/QueueRequestHandler.php
@@ -108,6 +108,8 @@ class QueueRequestHandler implements RequestHandlerInterface
      * @param ?int $exitCode Exit code after sending out the response or NULL to continue
      *
      * @return void
+     *
+     * @throws RuntimeException
      */
     public function respond(?int $exitCode = null): void
     {