diff --git a/osu.Game/Rulesets/UI/DrawableRulesetDependencies.cs b/osu.Game/Rulesets/UI/DrawableRulesetDependencies.cs
index c1742970c7..a9b2a15b35 100644
--- a/osu.Game/Rulesets/UI/DrawableRulesetDependencies.cs
+++ b/osu.Game/Rulesets/UI/DrawableRulesetDependencies.cs
@@ -87,87 +87,87 @@ namespace osu.Game.Rulesets.UI
         }
 
         #endregion
-    }
 
-    /// <summary>
-    /// A sample store which adds a fallback source and prevents disposal of the fallback source.
-    /// </summary>
-    public class FallbackSampleStore : ISampleStore
-    {
-        private readonly ISampleStore primary;
-        private readonly ISampleStore fallback;
-
-        public FallbackSampleStore(ISampleStore primary, ISampleStore fallback)
+        /// <summary>
+        /// A sample store which adds a fallback source and prevents disposal of the fallback source.
+        /// </summary>
+        private class FallbackSampleStore : ISampleStore
         {
-            this.primary = primary;
-            this.fallback = fallback;
+            private readonly ISampleStore primary;
+            private readonly ISampleStore fallback;
+
+            public FallbackSampleStore(ISampleStore primary, ISampleStore fallback)
+            {
+                this.primary = primary;
+                this.fallback = fallback;
+            }
+
+            public SampleChannel Get(string name) => primary.Get(name) ?? fallback.Get(name);
+
+            public Task<SampleChannel> GetAsync(string name) => primary.GetAsync(name) ?? fallback.GetAsync(name);
+
+            public Stream GetStream(string name) => primary.GetStream(name) ?? fallback.GetStream(name);
+
+            public IEnumerable<string> GetAvailableResources() => throw new NotSupportedException();
+
+            public void AddAdjustment(AdjustableProperty type, BindableNumber<double> adjustBindable) => throw new NotSupportedException();
+
+            public void RemoveAdjustment(AdjustableProperty type, BindableNumber<double> adjustBindable) => throw new NotSupportedException();
+
+            public void RemoveAllAdjustments(AdjustableProperty type) => throw new NotSupportedException();
+
+            public BindableNumber<double> Volume => throw new NotSupportedException();
+
+            public BindableNumber<double> Balance => throw new NotSupportedException();
+
+            public BindableNumber<double> Frequency => throw new NotSupportedException();
+
+            public BindableNumber<double> Tempo => throw new NotSupportedException();
+
+            public IBindable<double> GetAggregate(AdjustableProperty type) => throw new NotSupportedException();
+
+            public IBindable<double> AggregateVolume => throw new NotSupportedException();
+
+            public IBindable<double> AggregateBalance => throw new NotSupportedException();
+
+            public IBindable<double> AggregateFrequency => throw new NotSupportedException();
+
+            public IBindable<double> AggregateTempo => throw new NotSupportedException();
+
+            public int PlaybackConcurrency
+            {
+                get => throw new NotSupportedException();
+                set => throw new NotSupportedException();
+            }
+
+            public void Dispose()
+            {
+                primary?.Dispose();
+            }
         }
 
-        public SampleChannel Get(string name) => primary.Get(name) ?? fallback.Get(name);
-
-        public Task<SampleChannel> GetAsync(string name) => primary.GetAsync(name) ?? fallback.GetAsync(name);
-
-        public Stream GetStream(string name) => primary.GetStream(name) ?? fallback.GetStream(name);
-
-        public IEnumerable<string> GetAvailableResources() => throw new NotSupportedException();
-
-        public void AddAdjustment(AdjustableProperty type, BindableNumber<double> adjustBindable) => throw new NotSupportedException();
-
-        public void RemoveAdjustment(AdjustableProperty type, BindableNumber<double> adjustBindable) => throw new NotSupportedException();
-
-        public void RemoveAllAdjustments(AdjustableProperty type) => throw new NotSupportedException();
-
-        public BindableNumber<double> Volume => throw new NotSupportedException();
-
-        public BindableNumber<double> Balance => throw new NotSupportedException();
-
-        public BindableNumber<double> Frequency => throw new NotSupportedException();
-
-        public BindableNumber<double> Tempo => throw new NotSupportedException();
-
-        public IBindable<double> GetAggregate(AdjustableProperty type) => throw new NotSupportedException();
-
-        public IBindable<double> AggregateVolume => throw new NotSupportedException();
-
-        public IBindable<double> AggregateBalance => throw new NotSupportedException();
-
-        public IBindable<double> AggregateFrequency => throw new NotSupportedException();
-
-        public IBindable<double> AggregateTempo => throw new NotSupportedException();
-
-        public int PlaybackConcurrency
+        /// <summary>
+        /// A texture store which adds a fallback source and prevents disposal of the fallback source.
+        /// </summary>
+        private class FallbackTextureStore : TextureStore
         {
-            get => throw new NotSupportedException();
-            set => throw new NotSupportedException();
-        }
+            private readonly TextureStore primary;
+            private readonly TextureStore fallback;
 
-        public void Dispose()
-        {
-            primary?.Dispose();
-        }
-    }
+            public FallbackTextureStore(TextureStore primary, TextureStore fallback)
+            {
+                this.primary = primary;
+                this.fallback = fallback;
+            }
 
-    /// <summary>
-    /// A texture store which adds a fallback source and prevents disposal of the fallback source.
-    /// </summary>
-    public class FallbackTextureStore : TextureStore
-    {
-        private readonly TextureStore primary;
-        private readonly TextureStore fallback;
+            public override Texture Get(string name, WrapMode wrapModeS, WrapMode wrapModeT)
+                => primary.Get(name, wrapModeS, wrapModeT) ?? fallback.Get(name, wrapModeS, wrapModeT);
 
-        public FallbackTextureStore(TextureStore primary, TextureStore fallback)
-        {
-            this.primary = primary;
-            this.fallback = fallback;
-        }
-
-        public override Texture Get(string name, WrapMode wrapModeS, WrapMode wrapModeT)
-            => primary.Get(name, wrapModeS, wrapModeT) ?? fallback.Get(name, wrapModeS, wrapModeT);
-
-        protected override void Dispose(bool disposing)
-        {
-            base.Dispose(disposing);
-            primary?.Dispose();
+            protected override void Dispose(bool disposing)
+            {
+                base.Dispose(disposing);
+                primary?.Dispose();
+            }
         }
     }
 }