diff --git a/.gitignore b/.gitignore
index 8a1c107ee0..b5a46e16f4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -199,9 +199,10 @@ build-intermediate
 obj-Direct2D1/
 obj-Skia/
 
-
 ##################
 # Vim
 ##################
 .vim
+coc-settings.json
 .ccls-cache
+.ccls
diff --git a/src/Windows/Avalonia.Win32/Interop/UnmanagedMethods.cs b/src/Windows/Avalonia.Win32/Interop/UnmanagedMethods.cs
index bc7fc1c9fa..097aba6dc9 100644
--- a/src/Windows/Avalonia.Win32/Interop/UnmanagedMethods.cs
+++ b/src/Windows/Avalonia.Win32/Interop/UnmanagedMethods.cs
@@ -608,6 +608,14 @@ namespace Avalonia.Win32.Interop
             GWL_USERDATA = -21
         }
 
+        public enum MenuCharParam
+        {
+            MNC_IGNORE = 0,
+            MNC_CLOSE = 1,
+            MNC_EXECUTE = 2,
+            MNC_SELECT = 3
+        }
+
         [StructLayout(LayoutKind.Sequential)]
         public struct RGBQUAD
         {
diff --git a/src/Windows/Avalonia.Win32/WindowImpl.cs b/src/Windows/Avalonia.Win32/WindowImpl.cs
index 5cc148fa0d..2f7805884d 100644
--- a/src/Windows/Avalonia.Win32/WindowImpl.cs
+++ b/src/Windows/Avalonia.Win32/WindowImpl.cs
@@ -514,6 +514,10 @@ namespace Avalonia.Win32
                             KeyInterop.KeyFromVirtualKey(ToInt32(wParam)), WindowsKeyboardDevice.Instance.Modifiers);
                     break;
 
+                case UnmanagedMethods.WindowsMessage.WM_MENUCHAR:
+                    // mute the system beep
+                    return (IntPtr)((Int32)UnmanagedMethods.MenuCharParam.MNC_CLOSE << 16);
+
                 case UnmanagedMethods.WindowsMessage.WM_KEYUP:
                 case UnmanagedMethods.WindowsMessage.WM_SYSKEYUP:
                     e = new RawKeyEventArgs(