diff --git a/src/ol/exports.txt b/src/ol/exports.txt
index 6b6d09418c..f59f548c69 100644
--- a/src/ol/exports.txt
+++ b/src/ol/exports.txt
@@ -124,6 +124,16 @@
 @exportProperty ol.overlay.Overlay.prototype.setMap
 
 @exportSymbol ol.source.BingMaps
+@exportSymbol ol.BingMapsStyle
+@exportProperty ol.BingMapsStyle.AERIAL
+@exportProperty ol.BingMapsStyle.AERIAL_WITH_LABELS
+@exportProperty ol.BingMapsStyle.ROAD
+@exportProperty ol.BingMapsStyle.ORDNANCE_SURVEY
+@exportProperty ol.BingMapsStyle.COLLINS_BART
+@exportObjectLiteral ol.source.BingMapsOptions
+@exportObjectLiteralProperty ol.source.BingMapsOptions.culture string|undefined
+@exportObjectLiteralProperty ol.source.BingMapsOptions.key string
+@exportObjectLiteralProperty ol.source.BingMapsOptions.style ol.BingMapsStyle
 
 @exportSymbol ol.source.MapQuestOSM
 
diff --git a/src/ol/source/bingmaps.js b/src/ol/source/bingmaps.js
index 339abd5811..1b805faf93 100644
--- a/src/ol/source/bingmaps.js
+++ b/src/ol/source/bingmaps.js
@@ -1,3 +1,4 @@
+goog.provide('ol.BingMapsStyle');
 goog.provide('ol.source.BingMaps');
 
 goog.require('goog.Uri');
@@ -21,14 +22,6 @@ ol.BingMapsStyle = {
 };
 
 
-/**
- * @typedef {{culture: (string|undefined),
- *            key: string,
- *            style: ol.BingMapsStyle}}
- */
-ol.source.BingMapsOptions;
-
-
 
 /**
  * @constructor