diff --git a/osu.Game.Rulesets.Taiko.Tests/TestSceneTaikoHitObjectSamples.cs b/osu.Game.Rulesets.Taiko.Tests/TestSceneTaikoHitObjectSamples.cs
index f8e04df78f..c674f87f80 100644
--- a/osu.Game.Rulesets.Taiko.Tests/TestSceneTaikoHitObjectSamples.cs
+++ b/osu.Game.Rulesets.Taiko.Tests/TestSceneTaikoHitObjectSamples.cs
@@ -1,8 +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.
 
-#nullable disable
-
 using System.Reflection;
 using NUnit.Framework;
 using osu.Framework.IO.Stores;
diff --git a/osu.Game.Rulesets.Taiko/Skinning/Legacy/TaikoLegacySkinTransformer.cs b/osu.Game.Rulesets.Taiko/Skinning/Legacy/TaikoLegacySkinTransformer.cs
index c49884c00f..992316ca53 100644
--- a/osu.Game.Rulesets.Taiko/Skinning/Legacy/TaikoLegacySkinTransformer.cs
+++ b/osu.Game.Rulesets.Taiko/Skinning/Legacy/TaikoLegacySkinTransformer.cs
@@ -1,8 +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.
 
-#nullable disable
-
 using System;
 using System.Collections.Generic;
 using osu.Framework.Audio.Sample;
@@ -24,7 +22,7 @@ public TaikoLegacySkinTransformer(ISkin skin)
             hasExplosion = new Lazy<bool>(() => GetTexture(getHitName(TaikoSkinComponents.TaikoExplosionGreat)) != null);
         }
 
-        public override Drawable GetDrawableComponent(ISkinComponent component)
+        public override Drawable? GetDrawableComponent(ISkinComponent component)
         {
             if (component is GameplaySkinComponent<HitResult>)
             {
@@ -151,7 +149,7 @@ private string getHitName(TaikoSkinComponents component)
             throw new ArgumentOutOfRangeException(nameof(component), $"Invalid component type: {component}");
         }
 
-        public override ISample GetSample(ISampleInfo sampleInfo)
+        public override ISample? GetSample(ISampleInfo sampleInfo)
         {
             if (sampleInfo is HitSampleInfo hitSampleInfo)
                 return base.GetSample(new LegacyTaikoSampleInfo(hitSampleInfo));