diff --git a/osu.Game/Screens/Select/Details/BeatmapDetailsGraph.cs b/osu.Game/Screens/Select/Details/BeatmapDetailsGraph.cs
index 5f462c0559..6a90ff60d1 100644
--- a/osu.Game/Screens/Select/Details/BeatmapDetailsGraph.cs
+++ b/osu.Game/Screens/Select/Details/BeatmapDetailsGraph.cs
@@ -1,4 +1,7 @@
-using OpenTK.Graphics;
+// Copyright (c) 2007-2017 ppy Pty Ltd <contact@ppy.sh>.
+// Licensed under the MIT Licence - https://raw.githubusercontent.com/ppy/osu/master/LICENCE
+
+using OpenTK.Graphics;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
 using System.Collections.Generic;
@@ -35,4 +38,4 @@ namespace osu.Game.Screens.Select.Details
         }
 
     }
-}
\ No newline at end of file
+}