diff --git a/native/Avalonia.Native/src/OSX/WindowImpl.mm b/native/Avalonia.Native/src/OSX/WindowImpl.mm
index 7776b2912d..8520e3e470 100644
--- a/native/Avalonia.Native/src/OSX/WindowImpl.mm
+++ b/native/Avalonia.Native/src/OSX/WindowImpl.mm
@@ -590,7 +590,7 @@ NSWindowStyleMask WindowImpl::GetStyle() {
             break;
     }
 
-    if ([Window parentWindow] == nullptr) {
+    if (!IsDialog()) {
         s |= NSWindowStyleMaskMiniaturizable;
     }