From be8a7580460eecf336ad3721b669e824ce7be164 Mon Sep 17 00:00:00 2001
From: Brandon Thetford <github@snapsinazfs.com>
Date: Wed, 21 Feb 2024 03:26:16 -0700
Subject: [PATCH] Seal this

---
 Terminal.Gui/Application.cs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Terminal.Gui/Application.cs b/Terminal.Gui/Application.cs
index b84c789f7..fd17d966d 100644
--- a/Terminal.Gui/Application.cs
+++ b/Terminal.Gui/Application.cs
@@ -720,7 +720,7 @@ public static partial class Application
     // provides the sync context set while executing code in Terminal.Gui, to let
     // users use async/await on their code
     //
-    private class MainLoopSyncContext : SynchronizationContext
+    private sealed class MainLoopSyncContext : SynchronizationContext
     {
         public override SynchronizationContext CreateCopy () { return new MainLoopSyncContext (); }