diff --git a/src/ol/format/format.js b/src/ol/format/format.js
index a7b119da9d..022689936b 100644
--- a/src/ol/format/format.js
+++ b/src/ol/format/format.js
@@ -49,16 +49,6 @@ ol.format.Format.prototype.readFeature = goog.abstractMethod;
 ol.format.Format.prototype.readFeatures = goog.abstractMethod;
 
 
-/**
- * @param {Document|Node|Object|string} source Source.
- * @param {function(this: S, ol.Feature, (Document|Node|Object|undefined)): T}
- *     callback Callback.
- * @param {S=} opt_obj Scope.
- * @template S,T
- */
-ol.format.Format.prototype.readFeaturesAsync = goog.abstractMethod;
-
-
 /**
  * @param {Document|Node|Object|string} source Source.
  * @return {ol.geom.Geometry} Geometry.
diff --git a/src/ol/format/jsonformat.exports b/src/ol/format/jsonformat.exports
index d45558a5dd..4ad44f1498 100644
--- a/src/ol/format/jsonformat.exports
+++ b/src/ol/format/jsonformat.exports
@@ -1,6 +1,5 @@
 @exportProperty ol.format.JSON.prototype.readFeature
 @exportProperty ol.format.JSON.prototype.readFeatures
-@exportProperty ol.format.JSON.prototype.readFeaturesAsync
 @exportProperty ol.format.JSON.prototype.readGeometry
 @exportProperty ol.format.JSON.prototype.readProjection
 @exportProperty ol.format.JSON.prototype.writeFeature
diff --git a/src/ol/format/textformat.exports b/src/ol/format/textformat.exports
index 21c60b12e2..5fb7a994a2 100644
--- a/src/ol/format/textformat.exports
+++ b/src/ol/format/textformat.exports
@@ -1,6 +1,5 @@
 @exportProperty ol.format.Text.prototype.readFeature
 @exportProperty ol.format.Text.prototype.readFeatures
-@exportProperty ol.format.Text.prototype.readFeaturesAsync
 @exportProperty ol.format.Text.prototype.readGeometry
 @exportProperty ol.format.Text.prototype.readProjection
 @exportProperty ol.format.Text.prototype.writeFeature
diff --git a/src/ol/format/xmlformat.exports b/src/ol/format/xmlformat.exports
index 85b7e0f070..0ed84f3d7c 100644
--- a/src/ol/format/xmlformat.exports
+++ b/src/ol/format/xmlformat.exports
@@ -1,6 +1,5 @@
 @exportProperty ol.format.XML.prototype.readFeature
 @exportProperty ol.format.XML.prototype.readFeatures
-@exportProperty ol.format.XML.prototype.readFeaturesAsync
 @exportProperty ol.format.XML.prototype.readGeometry
 @exportProperty ol.format.XML.prototype.readProjection
 @exportProperty ol.format.XML.prototype.writeFeature