diff --git a/src/ol/source/bingmapssource.js b/src/ol/source/bingmapssource.js
index 9882130e9c..226138140f 100644
--- a/src/ol/source/bingmapssource.js
+++ b/src/ol/source/bingmapssource.js
@@ -131,7 +131,7 @@ ol.source.BingMaps.prototype.handleImageryMetadataResponse =
                 }
               }
             });
-        return new ol.Attribution(html, tileRanges);
+        return new ol.Attribution({html: html, tileRanges: tileRanges});
       });
   this.setAttributions(attributions);
 
diff --git a/src/ol/source/mapquestsource.js b/src/ol/source/mapquestsource.js
index 2263523fc6..c7b2bce931 100644
--- a/src/ol/source/mapquestsource.js
+++ b/src/ol/source/mapquestsource.js
@@ -14,9 +14,10 @@ goog.require('ol.source.XYZ');
 ol.source.MapQuestOSM = function() {
 
   var attributions = [
-    new ol.Attribution(
-        'Tiles Courtesy of ' +
-        '<a href="http://www.mapquest.com/" target="_blank">MapQuest</a>'),
+    new ol.Attribution({
+      html: 'Tiles Courtesy of ' +
+          '<a href="http://www.mapquest.com/" target="_blank">MapQuest</a>'
+    }),
     ol.source.OSM.DATA_ATTRIBUTION
   ];
 
@@ -41,12 +42,14 @@ goog.inherits(ol.source.MapQuestOSM, ol.source.XYZ);
 ol.source.MapQuestOpenAerial = function() {
 
   var attributions = [
-    new ol.Attribution(
-        'Tiles Courtesy of ' +
-        '<a href="http://www.mapquest.com/" target="_blank">MapQuest</a>'),
-    new ol.Attribution(
-        'Portions Courtesy NASA/JPL-Caltech and ' +
-        'U.S. Depart. of Agriculture, Farm Service Agency')
+    new ol.Attribution({
+      html: 'Tiles Courtesy of ' +
+          '<a href="http://www.mapquest.com/" target="_blank">MapQuest</a>'
+    }),
+    new ol.Attribution({
+      html: 'Portions Courtesy NASA/JPL-Caltech and ' +
+          'U.S. Depart. of Agriculture, Farm Service Agency'
+    })
   ];
 
   goog.base(this, {
diff --git a/src/ol/source/osmsource.js b/src/ol/source/osmsource.js
index 4f3e88dd19..cc759a3653 100644
--- a/src/ol/source/osmsource.js
+++ b/src/ol/source/osmsource.js
@@ -44,21 +44,24 @@ goog.inherits(ol.source.OSM, ol.source.XYZ);
  * @const
  * @type {ol.Attribution}
  */
-ol.source.OSM.DATA_ATTRIBUTION = new ol.Attribution(
-    'Data &copy; <a href="http://www.openstreetmap.org/">OpenStreetMap</a> ' +
-    'contributors, ' +
-    '<a href="http://www.openstreetmap.org/copyright">ODbL</a>');
+ol.source.OSM.DATA_ATTRIBUTION = new ol.Attribution({
+  html: 'Data &copy; ' +
+      '<a href="http://www.openstreetmap.org/">OpenStreetMap</a> ' +
+      'contributors, ' +
+      '<a href="http://www.openstreetmap.org/copyright">ODbL</a>'
+});
 
 
 /**
  * @const
  * @type {ol.Attribution}
  */
-ol.source.OSM.TILE_ATTRIBUTION = new ol.Attribution(
-    'Tiles &copy; ' +
-    '<a href="http://www.openstreetmap.org/">OpenStreetMap</a> ' +
-    'contributors, ' +
-    '<a href="http://creativecommons.org/licenses/by-sa/2.0/">CC BY-SA</a>');
+ol.source.OSM.TILE_ATTRIBUTION = new ol.Attribution({
+  html: 'Tiles &copy; ' +
+      '<a href="http://www.openstreetmap.org/">OpenStreetMap</a> ' +
+      'contributors, ' +
+      '<a href="http://creativecommons.org/licenses/by-sa/2.0/">CC BY-SA</a>'
+});
 
 
 /**
diff --git a/src/ol/source/stamensource.js b/src/ol/source/stamensource.js
index 01a856201d..1486aa0d98 100644
--- a/src/ol/source/stamensource.js
+++ b/src/ol/source/stamensource.js
@@ -114,8 +114,10 @@ goog.inherits(ol.source.Stamen, ol.source.XYZ);
  * @const {Array.<ol.Attribution>}
  */
 ol.source.Stamen.ATTRIBUTIONS = [
-  new ol.Attribution(
-      'Map tiles by <a href="http://stamen.com/">Stamen Design</a>, under ' +
-      '<a href="http://creativecommons.org/licenses/by/3.0/">CC BY 3.0</a>.'),
+  new ol.Attribution({
+    html: 'Map tiles by <a href="http://stamen.com/">Stamen Design</a>, ' +
+        'under <a href="http://creativecommons.org/licenses/by/3.0/">CC BY' +
+        ' 3.0</a>.'
+  }),
   ol.source.OSM.DATA_ATTRIBUTION
 ];
diff --git a/src/ol/source/tilejsonsource.js b/src/ol/source/tilejsonsource.js
index 42c1e97a4e..9d01f57acb 100644
--- a/src/ol/source/tilejsonsource.js
+++ b/src/ol/source/tilejsonsource.js
@@ -113,7 +113,10 @@ ol.source.TileJSON.prototype.handleTileJSONResponse = function() {
           [tileGrid.getTileRangeForExtentAndZ(attributionExtent, z)];
     }
     this.setAttributions([
-      new ol.Attribution(tileJSON.attribution, tileRanges)
+      new ol.Attribution({
+        html: tileJSON.attribution,
+        tileRanges: tileRanges
+      })
     ]);
   }