diff --git a/src/ol/proj/epsg3857.js b/src/ol/proj/epsg3857.js
index 7dd27aa262..1a8ad31072 100644
--- a/src/ol/proj/epsg3857.js
+++ b/src/ol/proj/epsg3857.js
@@ -36,7 +36,7 @@ export const WORLD_EXTENT = [-180, -85, 180, 85];
  * @const
  * @type {number}
  */
-export const MAX_SAFE_Y = RADIUS * Math.log(Math.tan((Math.PI * 180) / 360));
+export const MAX_SAFE_Y = RADIUS * Math.log(Math.tan(Math.PI / 2));
 
 /**
  * @classdesc