diff --git a/osu.Game.Rulesets.Mania/Edit/ManiaHitObjectComposer.cs b/osu.Game.Rulesets.Mania/Edit/ManiaHitObjectComposer.cs
index 03553480d9..b1968d0aff 100644
--- a/osu.Game.Rulesets.Mania/Edit/ManiaHitObjectComposer.cs
+++ b/osu.Game.Rulesets.Mania/Edit/ManiaHitObjectComposer.cs
@@ -10,8 +10,6 @@ using osu.Game.Rulesets.Mania.Objects.Drawables;
 using osu.Game.Rulesets.Objects.Drawables;
 using osu.Game.Rulesets.UI;
 using System.Collections.Generic;
-using osu.Game.Rulesets.Mania.Edit.Layers;
-using osu.Game.Screens.Edit.Screens.Compose.Layers;
 
 namespace osu.Game.Rulesets.Mania.Edit
 {
@@ -42,7 +40,5 @@ namespace osu.Game.Rulesets.Mania.Edit
 
             return base.CreateMaskFor(hitObject);
         }
-
-        protected override HitObjectMaskLayer CreateHitObjectMaskLayer() => new ManiaHitObjectMaskLayer();
     }
 }
diff --git a/osu.Game/Screens/Edit/Screens/Compose/Layers/HitObjectMaskLayer.cs b/osu.Game/Screens/Edit/Screens/Compose/Layers/HitObjectMaskLayer.cs
index 6d73c03cad..db4ea05e59 100644
--- a/osu.Game/Screens/Edit/Screens/Compose/Layers/HitObjectMaskLayer.cs
+++ b/osu.Game/Screens/Edit/Screens/Compose/Layers/HitObjectMaskLayer.cs
@@ -1,7 +1,6 @@
 // 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.Linq;
 using osu.Framework.Allocation;
 using osu.Framework.Graphics;
 using osu.Framework.Graphics.Containers;
@@ -72,18 +71,5 @@ namespace osu.Game.Screens.Edit.Screens.Compose.Layers
 
             maskContainer.Add(mask);
         }
-
-        /// <summary>
-        /// Removes the mask for a <see cref="DrawableHitObject"/>.
-        /// </summary>
-        /// <param name="hitObject">The <see cref="DrawableHitObject"/> to remove the mask for.</param>
-        private void removeMask(DrawableHitObject hitObject)
-        {
-            var mask = maskContainer.FirstOrDefault(h => h.HitObject == hitObject);
-            if (mask == null)
-                return;
-
-            maskContainer.Remove(mask);
-        }
     }
 }