diff --git a/osu.Game/Input/IdleTracker.cs b/osu.Game/Input/IdleTracker.cs
index 353b9bfba2..d96fa8bd34 100644
--- a/osu.Game/Input/IdleTracker.cs
+++ b/osu.Game/Input/IdleTracker.cs
@@ -23,7 +23,9 @@ namespace osu.Game.Input
         /// <summary>
         /// Whether the user is currently in an idle state.
         /// </summary>
-        public BindableBool IsIdle = new BindableBool();
+        public IBindable<bool> IsIdle => isIdle;
+
+        private readonly BindableBool isIdle = new BindableBool();
 
         /// <summary>
         /// Intstantiate a new <see cref="IdleTracker"/>.
@@ -38,7 +40,7 @@ namespace osu.Game.Input
         protected override void Update()
         {
             base.Update();
-            IsIdle.Value = TimeSpentIdle > timeToIdle;
+            isIdle.Value = TimeSpentIdle > timeToIdle;
         }
 
         public bool OnPressed(PlatformAction action) => updateLastInteractionTime();
diff --git a/osu.Game/Screens/Menu/ButtonSystem.cs b/osu.Game/Screens/Menu/ButtonSystem.cs
index 5c67451c41..ae1f27610b 100644
--- a/osu.Game/Screens/Menu/ButtonSystem.cs
+++ b/osu.Game/Screens/Menu/ButtonSystem.cs
@@ -28,7 +28,7 @@ namespace osu.Game.Screens.Menu
     {
         public event Action<ButtonSystemState> StateChanged;
 
-        private readonly BindableBool isIdle = new BindableBool();
+        private readonly IBindable<bool> isIdle = new BindableBool();
 
         public Action OnEdit;
         public Action OnExit;