diff --git a/src/ol/extent.js b/src/ol/extent.js
index c352b62b6f..304d9fc4d2 100644
--- a/src/ol/extent.js
+++ b/src/ol/extent.js
@@ -730,19 +730,6 @@ ol.extent.isInfinite = function(extent) {
 };
 
 
-/**
- * @param {ol.Extent} extent Extent.
- * @param {ol.Coordinate} coordinate Coordinate.
- * @return {ol.Coordinate} Coordinate.
- */
-ol.extent.normalize = function(extent, coordinate) {
-  return [
-    (coordinate[0] - extent[0]) / (extent[2] - extent[0]),
-    (coordinate[1] - extent[1]) / (extent[3] - extent[1])
-  ];
-};
-
-
 /**
  * @param {ol.Extent} extent Extent.
  * @param {ol.Extent=} opt_extent Extent.
diff --git a/test/spec/ol/extent.test.js b/test/spec/ol/extent.test.js
index b8406104d8..469694cf7f 100644
--- a/test/spec/ol/extent.test.js
+++ b/test/spec/ol/extent.test.js
@@ -642,33 +642,6 @@ describe('ol.extent', function() {
     });
   });
 
-  describe('normalize', function() {
-    it('returns the expected coordinate', function() {
-      var extent = [0, 1, 2, 3];
-      var coordinate;
-
-      coordinate = ol.extent.normalize(extent, [1, 2]);
-      expect(coordinate[0]).to.eql(0.5);
-      expect(coordinate[1]).to.eql(0.5);
-
-      coordinate = ol.extent.normalize(extent, [0, 3]);
-      expect(coordinate[0]).to.eql(0);
-      expect(coordinate[1]).to.eql(1);
-
-      coordinate = ol.extent.normalize(extent, [2, 1]);
-      expect(coordinate[0]).to.eql(1);
-      expect(coordinate[1]).to.eql(0);
-
-      coordinate = ol.extent.normalize(extent, [0, 0]);
-      expect(coordinate[0]).to.eql(0);
-      expect(coordinate[1]).to.eql(-0.5);
-
-      coordinate = ol.extent.normalize(extent, [-1, 1]);
-      expect(coordinate[0]).to.eql(-0.5);
-      expect(coordinate[1]).to.eql(0);
-    });
-  });
-
   describe('scaleFromCenter', function() {
     it('scales the extent from its center', function() {
       var extent = [1, 1, 3, 3];