diff --git a/externs/olx.js b/externs/olx.js
index 8ffffbe3b6..c7c07fa847 100644
--- a/externs/olx.js
+++ b/externs/olx.js
@@ -3931,7 +3931,6 @@ olx.source.OSMOptions.prototype.url;
 
 /**
  * @typedef {{attributions: (Array.<ol.Attribution>|undefined),
- *     defaultStyle: (Array.<ol.style.Style>|undefined),
  *     doc: (Document|undefined),
  *     logo: (string|olx.LogoOptions|undefined),
  *     node: (Node|undefined),
@@ -3953,14 +3952,6 @@ olx.source.OSMXMLOptions;
 olx.source.OSMXMLOptions.prototype.attributions;
 
 
-/**
- * Default style.
- * @type {Array.<ol.style.Style>|undefined}
- * @api
- */
-olx.source.OSMXMLOptions.prototype.defaultStyle;
-
-
 /**
  * Document.
  * @type {Document|undefined}