diff --git a/src/ol/featureloader.js b/src/ol/featureloader.js
index 2fc5dfe114..e3c7ab279b 100644
--- a/src/ol/featureloader.js
+++ b/src/ol/featureloader.js
@@ -11,6 +11,7 @@ goog.require('ol.xml');
 
 
 /**
+ * @api
  * @typedef {function(this:ol.source.Vector, ol.Extent, number,
  *                    ol.proj.Projection)}
  */
diff --git a/src/ol/loadingstrategy.js b/src/ol/loadingstrategy.js
index 4ea28cad39..a90d07f1bb 100644
--- a/src/ol/loadingstrategy.js
+++ b/src/ol/loadingstrategy.js
@@ -6,6 +6,7 @@ goog.require('ol.TileCoord');
 
 /**
  * @typedef {function(ol.Extent, number): Array.<ol.Extent>}
+ * @api
  */
 ol.LoadingStrategy;