diff --git a/externs/olx.js b/externs/olx.js
index 5e554135d9..406ec9b2a7 100644
--- a/externs/olx.js
+++ b/externs/olx.js
@@ -2437,7 +2437,7 @@ olx.layer.LayerOptions.prototype.hue;
 /**
  * Opacity (0, 1). Default is `1`.
  * @type {number|undefined}
- * @api
+ * @api stable
  */
 olx.layer.LayerOptions.prototype.opacity;
 
@@ -2453,7 +2453,7 @@ olx.layer.LayerOptions.prototype.saturation;
 /**
  * Source for this layer.
  * @type {ol.source.Source}
- * @api
+ * @api stable
  */
 olx.layer.LayerOptions.prototype.source;
 
@@ -2461,7 +2461,7 @@ olx.layer.LayerOptions.prototype.source;
 /**
  * Visibility. Default is `true` (visible).
  * @type {boolean|undefined}
- * @api
+ * @api stable
  */
 olx.layer.LayerOptions.prototype.visible;
 
@@ -2470,7 +2470,7 @@ olx.layer.LayerOptions.prototype.visible;
  * The bounding extent for layer rendering.  The layer will not be rendered
  * outside of this extent.
  * @type {ol.Extent|undefined}
- * @api
+ * @api stable
  */
 olx.layer.LayerOptions.prototype.extent;
 
@@ -2478,7 +2478,7 @@ olx.layer.LayerOptions.prototype.extent;
 /**
  * The minimum resolution (inclusive) at which this layer will be visible.
  * @type {number|undefined}
- * @api
+ * @api stable
  */
 olx.layer.LayerOptions.prototype.minResolution;
 
@@ -2486,7 +2486,7 @@ olx.layer.LayerOptions.prototype.minResolution;
 /**
  * The maximum resolution (exclusive) below which this layer will be visible.
  * @type {number|undefined}
- * @api
+ * @api stable
  */
 olx.layer.LayerOptions.prototype.maxResolution;
 
diff --git a/src/ol/layer/layer.js b/src/ol/layer/layer.js
index 1b244edd53..bcea83ac7d 100644
--- a/src/ol/layer/layer.js
+++ b/src/ol/layer/layer.js
@@ -22,7 +22,7 @@ goog.require('ol.source.Source');
  * @fires ol.render.Event
  * @fires change Triggered when the state of the source changes.
  * @param {olx.layer.LayerOptions} options Layer options.
- * @api
+ * @api stable
  */
 ol.layer.Layer = function(options) {
 
@@ -80,7 +80,7 @@ ol.layer.Layer.prototype.getLayerStatesArray = function(opt_states) {
 
 /**
  * @return {ol.source.Source} Source.
- * @api
+ * @api stable
  */
 ol.layer.Layer.prototype.getSource = function() {
   return this.source_;