diff --git a/src/ol/sphere.js b/src/ol/sphere.js
index 931373be4a..b9e2d0bb72 100644
--- a/src/ol/sphere.js
+++ b/src/ol/sphere.js
@@ -1,10 +1,3 @@
-/**
- * @license
- * Latitude/longitude spherical geodesy formulae taken from
- * http://www.movable-type.co.uk/scripts/latlong.html
- * Licensed under CC-BY-3.0.
- */
-
 /**
  * @module ol/sphere
  */