diff --git a/osu.Game/Overlays/SkinEditor/SkinEditorOverlay.cs b/osu.Game/Overlays/SkinEditor/SkinEditorOverlay.cs
index 748e9c6c0b..571f99bd08 100644
--- a/osu.Game/Overlays/SkinEditor/SkinEditorOverlay.cs
+++ b/osu.Game/Overlays/SkinEditor/SkinEditorOverlay.cs
@@ -70,7 +70,7 @@ namespace osu.Game.Overlays.SkinEditor
         private OsuScreen? lastTargetScreen;
         private InvokeOnDisposal? nestedInputManagerDisable;
 
-        private LayoutValue drawSizeLayout;
+        private readonly LayoutValue drawSizeLayout;
 
         public SkinEditorOverlay(ScalingContainer scalingContainer)
         {