diff --git a/tests/unit/data/ar/elasticsearch/Customer.php b/tests/unit/data/ar/elasticsearch/Customer.php
index c61e636..99165c7 100644
--- a/tests/unit/data/ar/elasticsearch/Customer.php
+++ b/tests/unit/data/ar/elasticsearch/Customer.php
@@ -45,6 +45,7 @@ class Customer extends ActiveRecord
 	/**
 	 * sets up the index for this record
 	 * @param Command $command
+	 * @param boolean $statusIsBoolean
 	 */
 	public static function setUpMapping($command, $statusIsBoolean = false)
 	{