diff --git a/src/ol/feature.js b/src/ol/feature.js
index de33035b9f..5419ccce7b 100644
--- a/src/ol/feature.js
+++ b/src/ol/feature.js
@@ -4,7 +4,6 @@ goog.provide('ol.FeatureStyleFunction');
 goog.require('goog.asserts');
 goog.require('goog.events');
 goog.require('goog.events.EventType');
-goog.require('goog.functions');
 goog.require('ol');
 goog.require('ol.Object');
 goog.require('ol.geom.Geometry');
@@ -322,7 +321,9 @@ ol.Feature.createStyleFunction = function(obj) {
           'obj should be an ol.style.Style');
       styles = [obj];
     }
-    styleFunction = goog.functions.constant(styles);
+    styleFunction = function() {
+      return styles;
+    };
   }
   return styleFunction;
 };
diff --git a/src/ol/source/rastersource.js b/src/ol/source/rastersource.js
index 70083ab502..bc37f0305c 100644
--- a/src/ol/source/rastersource.js
+++ b/src/ol/source/rastersource.js
@@ -6,7 +6,6 @@ goog.require('goog.asserts');
 goog.require('goog.events');
 goog.require('goog.events.Event');
 goog.require('goog.events.EventType');
-goog.require('goog.functions');
 goog.require('goog.object');
 goog.require('goog.vec.Mat4');
 goog.require('ol.ImageCanvas');
@@ -79,7 +78,7 @@ ol.source.Raster = function(options) {
    * @type {ol.TileQueue}
    */
   this.tileQueue_ = new ol.TileQueue(
-      goog.functions.constant(1),
+      function() { return 1; },
       goog.bind(this.changed, this));
 
   var layerStatesArray = ol.source.Raster.getLayerStatesArray_(this.renderers_);
diff --git a/src/ol/style/style.js b/src/ol/style/style.js
index 8cb9910baa..8168a9185f 100644
--- a/src/ol/style/style.js
+++ b/src/ol/style/style.js
@@ -4,7 +4,6 @@ goog.provide('ol.style.StyleFunction');
 goog.provide('ol.style.defaultGeometryFunction');
 
 goog.require('goog.asserts');
-goog.require('goog.functions');
 goog.require('ol.geom.Geometry');
 goog.require('ol.geom.GeometryType');
 goog.require('ol.style.Circle');
@@ -230,7 +229,9 @@ ol.style.createStyleFunction = function(obj) {
           'obj geometry must be an ol.style.Style instance');
       styles = [obj];
     }
-    styleFunction = goog.functions.constant(styles);
+    styleFunction = function() {
+      return styles;
+    };
   }
   return styleFunction;
 };