diff --git i/src/gui/kernel/qwindow.cpp w/src/gui/kernel/qwindow.cpp
index 06db4e8..7289f74 100644
--- i/src/gui/kernel/qwindow.cpp
+++ w/src/gui/kernel/qwindow.cpp
@@ -1595,8 +1595,6 @@ void QWindow::destroy()
         }
     }

-    if (QGuiApplicationPrivate::focus_window == this)
-        QGuiApplicationPrivate::focus_window = parent();
     if (QGuiApplicationPrivate::currentMouseWindow == this)
         QGuiApplicationPrivate::currentMouseWindow = parent();
     if (QGuiApplicationPrivate::tabletPressTarget == this)