diff --git a/source/engine/threejs/threeutils.js b/source/engine/threejs/threeutils.js
index b52bad1..03f631a 100644
--- a/source/engine/threejs/threeutils.js
+++ b/source/engine/threejs/threeutils.js
@@ -1,7 +1,3 @@
-// Some mobile devices say that they support mediump, but in reality they don't. At the end
-// all materials rendered as black. This hack renders a single plane with red material and
-// it checks if it's really red. If it's not, then probably there is a driver issue.
-
 import { Coord2D } from '../geometry/coord2d.js';
 import { Coord3D } from '../geometry/coord3d.js';
 import { ColorFromFloatComponents } from '../model/color.js';
@@ -9,6 +5,9 @@ import { MaterialType } from '../model/material.js';
 import { Mesh } from '../model/mesh.js';
 import { Triangle } from '../model/triangle.js';
 
+// Some mobile devices say that they support mediump, but in reality they don't. At the end
+// all materials rendered as black. This hack renders a single plane with red material and
+// it checks if it's really red. If it's not, then probably there is a driver issue.
 // https://github.com/kovacsv/Online3DViewer/issues/69
 export function HasHighpDriverIssue ()
 {