diff --git a/src/ol/format/gpxformat.js b/src/ol/format/gpxformat.js
index 81719ef074..ec234de049 100644
--- a/src/ol/format/gpxformat.js
+++ b/src/ol/format/gpxformat.js
@@ -738,10 +738,7 @@ ol.format.GPX.TRK_SERIALIZERS_ = ol.xml.makeStructureNS(
 
 /**
  * @const
- * @param {*} value Value.
- * @param {Array.<*>} objectStack Object stack.
- * @param {string=} opt_nodeName Node name.
- * @return {Node|undefined} Node.
+ * @type {function(*, Array.<*>, string=): (Node|undefined)}
  * @private
  */
 ol.format.GPX.TRKSEG_NODE_FACTORY_ = ol.xml.makeSimpleNodeFactory('trkpt');