diff --git a/src/ol/sphere/sphere.js b/src/ol/sphere/sphere.js
index 7bbd2a4a3e..ccd65073cb 100644
--- a/src/ol/sphere/sphere.js
+++ b/src/ol/sphere/sphere.js
@@ -126,20 +126,6 @@ ol.Sphere.prototype.interpolate = function(c1, c2, fraction) {
 };
 
 
-/**
- * Returns the maximum latitude of the great circle defined by bearing and
- * latitude.
- *
- * @param {number} bearing Bearing.
- * @param {number} latitude Latitude.
- * @return {number} Maximum latitude.
- */
-ol.Sphere.prototype.maximumLatitude = function(bearing, latitude) {
-  return Math.cos(Math.abs(Math.sin(goog.math.toRadians(bearing)) *
-                           Math.cos(goog.math.toRadians(latitude))));
-};
-
-
 /**
  * Returns the midpoint between c1 and c2.
  *
diff --git a/test/spec/ol/sphere/sphere.test.js b/test/spec/ol/sphere/sphere.test.js
index 7b97f870ec..16eb6665bc 100644
--- a/test/spec/ol/sphere/sphere.test.js
+++ b/test/spec/ol/sphere/sphere.test.js
@@ -1,5 +1,4 @@
 // See http://www.movable-type.co.uk/scripts/latlong.html
-// FIXME add tests for maximumLatitude
 // FIXME add tests for offset
 
 goog.provide('ol.test.Sphere');