diff --git a/src/Response/Elasticsearch.php b/src/Response/Elasticsearch.php
index a8fe29dc7..2065ffc07 100644
--- a/src/Response/Elasticsearch.php
+++ b/src/Response/Elasticsearch.php
@@ -196,6 +196,8 @@ public function offsetExists($offset): bool
      * ArrayAccess interface
      * 
      * @see https://www.php.net/manual/en/class.arrayaccess.php
+     *
+     * @return mixed
      */
     #[\ReturnTypeWillChange]
     public function offsetGet($offset)
@@ -222,4 +224,4 @@ public function offsetUnset($offset): void
     {
         throw new ArrayAccessException('The array is reading only');
     }
-}
\ No newline at end of file
+}