diff --git a/osu.Game/Storyboards/Drawables/DrawableStoryboard.cs b/osu.Game/Storyboards/Drawables/DrawableStoryboard.cs
index 840500347f..01e4dfca02 100644
--- a/osu.Game/Storyboards/Drawables/DrawableStoryboard.cs
+++ b/osu.Game/Storyboards/Drawables/DrawableStoryboard.cs
@@ -1,7 +1,6 @@
 // Copyright (c) ppy Pty Ltd <contact@ppy.sh>. Licensed under the MIT Licence.
 // See the LICENCE file in the repository root for full licence text.
 
-using System;
 using System.Collections.Generic;
 using System.Linq;
 using System.Threading;
@@ -64,7 +63,7 @@ namespace osu.Game.Storyboards.Drawables
         public DrawableStoryboard(Storyboard storyboard, IReadOnlyList<Mod> mods)
         {
             Storyboard = storyboard;
-            Mods = mods ?? Array.Empty<Mod>();
+            Mods = mods;
 
             Size = new Vector2(640, 480);
 
diff --git a/osu.Game/Storyboards/Storyboard.cs b/osu.Game/Storyboards/Storyboard.cs
index 2faed98ae0..844950336d 100644
--- a/osu.Game/Storyboards/Storyboard.cs
+++ b/osu.Game/Storyboards/Storyboard.cs
@@ -91,7 +91,7 @@ namespace osu.Game.Storyboards
             }
         }
 
-        public DrawableStoryboard CreateDrawable(IReadOnlyList<Mod> mods = null) =>
+        public DrawableStoryboard CreateDrawable(IReadOnlyList<Mod> mods) =>
             new DrawableStoryboard(this, mods);
 
         public Drawable CreateSpriteFromResourcePath(string path, TextureStore textureStore)