diff --git a/Classes/Connection/Elasticsearch/Connection.php b/Classes/Connection/Elasticsearch/Connection.php
index 3d6bf32..25c7361 100644
--- a/Classes/Connection/Elasticsearch/Connection.php
+++ b/Classes/Connection/Elasticsearch/Connection.php
@@ -43,6 +43,7 @@ class Connection implements Singleton
     protected $configuration;
 
     /**
+     * @param ConfigurationContainerInterface $configuration
      * @param \Elastica\Client $elasticaClient
      */
     public function __construct(