diff --git a/src/Windows/Avalonia.Win32/WindowImpl.cs b/src/Windows/Avalonia.Win32/WindowImpl.cs
index 154b20ef84..e9156e553d 100644
--- a/src/Windows/Avalonia.Win32/WindowImpl.cs
+++ b/src/Windows/Avalonia.Win32/WindowImpl.cs
@@ -683,9 +683,10 @@ namespace Avalonia.Win32
             if (parentHwnd == IntPtr.Zero && !_windowProperties.ShowInTaskbar)
             {
                 parentHwnd = OffscreenParentWindow.Handle;
-                _hiddenWindowIsParent = true;
             }
 
+            _hiddenWindowIsParent = parentHwnd == OffscreenParentWindow.Handle;
+
             SetWindowLongPtr(_hwnd, (int)WindowLongParam.GWL_HWNDPARENT, parentHwnd);
         }