diff --git a/DependencyInjection/MonologExtension.php b/DependencyInjection/MonologExtension.php
index c2b3b5b8..7d766714 100644
--- a/DependencyInjection/MonologExtension.php
+++ b/DependencyInjection/MonologExtension.php
@@ -316,7 +316,7 @@ private function buildHandler(ContainerBuilder $container, $name, array $handler
                 if ($handler['type'] === 'elastic_search') {
                     // v8 has a new Elastic\ prefix
                     $client = new Definition(class_exists('Elastic\Elasticsearch\Client') ? 'Elastic\Elasticsearch\Client' : 'Elasticsearch\Client');
-                    $factory = class_exists('Elastic\Elasticsearch\ClientBuilder') ? 'Elastic\Elasticsearch\ClientBuilder' : 'Elasticsearch\ClientBuilder');
+                    $factory = class_exists('Elastic\Elasticsearch\ClientBuilder') ? 'Elastic\Elasticsearch\ClientBuilder' : 'Elasticsearch\ClientBuilder';
                     $client->setFactory([$factory, 'fromConfig']);
                     $clientArguments = [
                         'host' => $handler['elasticsearch']['host'],