diff --git a/osu.Game.Rulesets.Osu/Mods/OsuModArrange.cs b/osu.Game.Rulesets.Osu/Mods/OsuModArrange.cs
index df5495cf00..f7756831ac 100644
--- a/osu.Game.Rulesets.Osu/Mods/OsuModArrange.cs
+++ b/osu.Game.Rulesets.Osu/Mods/OsuModArrange.cs
@@ -1,4 +1,7 @@
-using System;
+// Copyright (c) 2007-2018 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using System;
 using System.Collections.Generic;
 using osu.Framework.Extensions.IEnumerableExtensions;
 using osu.Framework.Graphics;