diff --git a/native/Avalonia.Native/src/OSX/AvnWindow.mm b/native/Avalonia.Native/src/OSX/AvnWindow.mm
index ef4dcc3df4..33f7f75314 100644
--- a/native/Avalonia.Native/src/OSX/AvnWindow.mm
+++ b/native/Avalonia.Native/src/OSX/AvnWindow.mm
@@ -255,7 +255,8 @@
 
 -(void) restoreParentWindow;
 {
-    auto parent = static_cast<id <AvnWindowProtocol>>([self parentWindow]);
+    auto parent = [self parentWindow];
+
     if(parent != nil)
     {
         [parent removeChildWindow:self];