diff --git a/externs/olx.js b/externs/olx.js
index 8fb2632c3b..c589cc710a 100644
--- a/externs/olx.js
+++ b/externs/olx.js
@@ -1038,7 +1038,7 @@ olx.control.RotateOptions.prototype.target;
  *     zoomOutTipLabel: (string|undefined),
  *     delta: (number|undefined),
  *     target: (Element|undefined)}}
- * @api
+ * @api stable
  */
 olx.control.ZoomOptions;
 
diff --git a/src/ol/control/zoomcontrol.js b/src/ol/control/zoomcontrol.js
index 824fe8deb8..5ded1a0426 100644
--- a/src/ol/control/zoomcontrol.js
+++ b/src/ol/control/zoomcontrol.js
@@ -21,7 +21,7 @@ goog.require('ol.pointer.PointerEventHandler');
  * @constructor
  * @extends {ol.control.Control}
  * @param {olx.control.ZoomOptions=} opt_options Zoom options.
- * @api
+ * @api stable
  */
 ol.control.Zoom = function(opt_options) {