diff --git a/externs/olx.js b/externs/olx.js
index dbfcb4af8f..6d40972245 100644
--- a/externs/olx.js
+++ b/externs/olx.js
@@ -4964,7 +4964,7 @@ olx.source.WMTSOptions.prototype.urls;
  *     url: (string|undefined),
  *     urls: (Array.<string>|undefined),
  *     wrapX: (boolean|undefined)}}
- * @api
+ * @api stable
  */
 olx.source.XYZOptions;
 
diff --git a/src/ol/source/xyzsource.js b/src/ol/source/xyzsource.js
index ab72d2bac7..105c1c379c 100644
--- a/src/ol/source/xyzsource.js
+++ b/src/ol/source/xyzsource.js
@@ -14,7 +14,7 @@ goog.require('ol.tilegrid.XYZ');
  * @constructor
  * @extends {ol.source.TileImage}
  * @param {olx.source.XYZOptions} options XYZ options.
- * @api
+ * @api stable
  */
 ol.source.XYZ = function(options) {
   var projection = goog.isDef(options.projection) ?
@@ -69,7 +69,7 @@ ol.source.XYZ.prototype.setTileUrlFunction = function(tileUrlFunction) {
 
 /**
  * @param {string} url URL.
- * @api
+ * @api stable
  */
 ol.source.XYZ.prototype.setUrl = function(url) {
   this.setTileUrlFunction(ol.TileUrlFunction.createFromTemplates(