diff --git a/examples/two-layers.js b/examples/two-layers.js
index 78451c0669..e325376b7f 100644
--- a/examples/two-layers.js
+++ b/examples/two-layers.js
@@ -1,4 +1,3 @@
-goog.require('ol.BingMapsStyle');
 goog.require('ol.Collection');
 goog.require('ol.Coordinate');
 goog.require('ol.Map');
@@ -14,7 +13,7 @@ var layers = new ol.Collection([
   new ol.layer.TileLayer({
     source: new ol.source.BingMaps({
       key: 'AgtFlPYDnymLEe9zJ5PCkghbNiFZE9aAtTy3mPaEnEBXqLHtFuTcKoZ-miMC3w7R',
-      style: ol.BingMapsStyle.AERIAL
+      style: 'Aerial'
     })
   }),
   new ol.layer.TileLayer({
diff --git a/src/objectliterals.exports b/src/objectliterals.exports
index 1abc752745..dd819ccd2d 100644
--- a/src/objectliterals.exports
+++ b/src/objectliterals.exports
@@ -96,7 +96,7 @@
 @exportObjectLiteral ol.source.BingMapsOptions
 @exportObjectLiteralProperty ol.source.BingMapsOptions.culture string|undefined
 @exportObjectLiteralProperty ol.source.BingMapsOptions.key string
-@exportObjectLiteralProperty ol.source.BingMapsOptions.style ol.BingMapsStyle
+@exportObjectLiteralProperty ol.source.BingMapsOptions.style string
 
 @exportObjectLiteral ol.source.DebugTileSourceOptions
 @exportObjectLiteralProperty ol.source.DebugTileSourceOptions.extent ol.Extent|undefined
diff --git a/src/ol/source/bingmaps.exports b/src/ol/source/bingmaps.exports
index 516bf8777c..8f2a2384f2 100644
--- a/src/ol/source/bingmaps.exports
+++ b/src/ol/source/bingmaps.exports
@@ -1,7 +1 @@
 @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
diff --git a/src/ol/source/bingmapssource.js b/src/ol/source/bingmapssource.js
index 1e5355904c..7cd7a27155 100644
--- a/src/ol/source/bingmapssource.js
+++ b/src/ol/source/bingmapssource.js
@@ -1,4 +1,3 @@
-goog.provide('ol.BingMapsStyle');
 goog.provide('ol.source.BingMaps');
 
 goog.require('goog.Uri');
@@ -15,18 +14,6 @@ goog.require('ol.source.ImageTileSource');
 goog.require('ol.tilegrid.XYZ');
 
 
-/**
- * @enum {string}
- */
-ol.BingMapsStyle = {
-  AERIAL: 'Aerial',
-  AERIAL_WITH_LABELS: 'AerialWithLabels',
-  ROAD: 'Road',
-  ORDNANCE_SURVEY: 'OrdnanceSurvey',
-  COLLINS_BART: 'CollinsBart'
-};
-
-
 
 /**
  * @constructor