diff --git a/includes/functions/_helpers-templates.php b/includes/functions/_helpers-templates.php
index 5e290900..3d6fc853 100644
--- a/includes/functions/_helpers-templates.php
+++ b/includes/functions/_helpers-templates.php
@@ -1259,10 +1259,15 @@ function fictioneer_get_chapter_micro_menu( $args ) {
 // GET SIMPLE CHAPTER LIST
 // =============================================================================
 
-
-
-
-
+/**
+ * Returns array with ordered chapter index list item HTML strings
+ *
+ * @since 5.25.0
+ *
+ * @param int $story_id  The story ID.
+ *
+ * @return array Ordered array of list item HTMl strings (starting at 1).
+ */
 
 function fictioneer_get_chapter_index_array( $story_id ) {
   // Meta cache?