diff --git a/src/gui/kernel/qsimpledrag.cpp b/src/gui/kernel/qsimpledrag.cpp
index 2611dc8580..9aab332ef5 100644
--- a/src/gui/kernel/qsimpledrag.cpp
+++ b/src/gui/kernel/qsimpledrag.cpp
@@ -74,7 +74,7 @@ static QWindow* topLevelAt(const QPoint &pos)
     QWindowList list = QGuiApplication::topLevelWindows();
     for (int i = list.count()-1; i >= 0; --i) {
         QWindow *w = list.at(i);
-        if (w->isVisible() && w->geometry().contains(pos) && !qobject_cast<QShapedPixmapWindow*>(w))
+        if (w->isVisible() && w->handle() && w->geometry().contains(pos) && !qobject_cast<QShapedPixmapWindow*>(w))
             return w;
     }
     return 0;