diff --git a/src/objectliterals.jsdoc b/src/objectliterals.jsdoc
index fcc9b895f0..afbf5f80d4 100644
--- a/src/objectliterals.jsdoc
+++ b/src/objectliterals.jsdoc
@@ -303,7 +303,8 @@
  *     KML? Default is `false`.
  * @property {number|undefined} maxDepth Maximum depth to follow network links.
  *     Default is 0, which means we don't follow network links at all.
- * @property {Array.<string>} trackAttributes Track attributes to parse.
+ * @property {Array.<string>|undefined} trackAttributes Track attributes to
+ *     parse.
  */
 
 /**