--- a/qtbase-everywhere-srcsrc/plugins/platforms/cocoa/qcocoawindow.mm	2020-03-27 09:49:32.000000000 +0100
+++ b/qtbase-everywhere-srcsrc/plugins/platforms/cocoa/qcocoawindow.mm	2021-05-06 11:27:38.009949700 +0200
@@ -182,7 +182,7 @@
     setGeometry(initialGeometry(window(), windowGeometry(), defaultWindowWidth, defaultWindowHeight));
 
     recreateWindowIfNeeded();
-    window()->setGeometry(geometry());
+    window()->setGeometry(QHighDpi::fromNativePixels(geometry(), window()));
 
     m_initialized = true;
 }