diff --git a/src/Windows/Avalonia.Win32/WindowImpl.cs b/src/Windows/Avalonia.Win32/WindowImpl.cs
index 193f60a7cf..b2b173ce64 100644
--- a/src/Windows/Avalonia.Win32/WindowImpl.cs
+++ b/src/Windows/Avalonia.Win32/WindowImpl.cs
@@ -259,7 +259,7 @@ namespace Avalonia.Win32
                     break;
             }
 
-            accent.AccentFlags = 2 | (int)(AccentFlags.DrawLeftBorder | AccentFlags.DrawBottomBorder | AccentFlags.DrawRightBorder | AccentFlags.DrawTopBorder);
+            accent.AccentFlags = 2;
             accent.GradientColor = 0x00FFFFFF;
 
             var accentPtr = Marshal.AllocHGlobal(accentStructSize);