diff --git a/core/modules/node/node.api.php b/core/modules/node/node.api.php
index 27aa6c5fb3c16f90a06e152fbb9682d0124fcb99..2324b473cb462117effb560ec517e10ba72b90da 100644
--- a/core/modules/node/node.api.php
+++ b/core/modules/node/node.api.php
@@ -718,8 +718,8 @@ function hook_node_update($node) {
  * @param $node
  *   The node being indexed.
  *
- * @return
- *   Array of additional information to be indexed.
+ * @return string
+ *   Additional node information to be indexed.
  *
  * @ingroup node_api_hooks
  */