diff --git a/osu.Game/Screens/Play/FailAnimation.cs b/osu.Game/Screens/Play/FailAnimation.cs
index 312e752cc6..4d3b08cbe0 100644
--- a/osu.Game/Screens/Play/FailAnimation.cs
+++ b/osu.Game/Screens/Play/FailAnimation.cs
@@ -1,14 +1,11 @@
 // 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 osu.Framework.Audio;
 using osu.Framework.Bindables;
 using osu.Game.Rulesets.UI;
 using System;
 using System.Collections.Generic;
-using JetBrains.Annotations;
 using ManagedBass.Fx;
 using osu.Framework.Allocation;
 using osu.Framework.Audio.Sample;
@@ -34,27 +31,27 @@ namespace osu.Game.Screens.Play
     /// </summary>
     public class FailAnimation : Container
     {
-        public Action OnComplete;
+        public Action? OnComplete;
 
         private readonly DrawableRuleset drawableRuleset;
         private readonly BindableDouble trackFreq = new BindableDouble(1);
         private readonly BindableDouble volumeAdjustment = new BindableDouble(0.5);
 
-        private Container filters;
+        private Container filters = null!;
 
-        private Box redFlashLayer;
+        private Box redFlashLayer = null!;
 
-        private Track track;
+        private Track? track;
 
-        private AudioFilter failLowPassFilter;
-        private AudioFilter failHighPassFilter;
+        private AudioFilter failLowPassFilter = null!;
+        private AudioFilter failHighPassFilter = null!;
 
         private const float duration = 2500;
 
-        private Sample failSample;
+        private Sample? failSample;
 
         [Resolved]
-        private OsuConfigManager config { get; set; }
+        private OsuConfigManager config { get; set; } = null!;
 
         protected override Container<Drawable> Content { get; } = new Container
         {
@@ -66,8 +63,7 @@ namespace osu.Game.Screens.Play
         /// <summary>
         /// The player screen background, used to adjust appearance on failing.
         /// </summary>
-        [CanBeNull]
-        public BackgroundScreen Background { private get; set; }
+        public BackgroundScreen? Background { private get; set; }
 
         public FailAnimation(DrawableRuleset drawableRuleset)
         {
@@ -127,7 +123,7 @@ namespace osu.Game.Screens.Play
 
             failHighPassFilter.CutoffTo(300);
             failLowPassFilter.CutoffTo(300, duration, Easing.OutCubic);
-            failSample.Play();
+            failSample?.Play();
 
             track.AddAdjustment(AdjustableProperty.Frequency, trackFreq);
             track.AddAdjustment(AdjustableProperty.Volume, volumeAdjustment);