diff --git a/src/plugins/platforms/windows/qwindowswindow.cpp b/src/plugins/platforms/windows/qwindowswindow.cpp
index 98749cd4170..e60f62e4a50 100644
--- a/src/plugins/platforms/windows/qwindowswindow.cpp
+++ b/src/plugins/platforms/windows/qwindowswindow.cpp
@@ -695,7 +695,7 @@ void WindowCreationData::initialize(const QWindow *w, HWND hwnd, bool frameChang
 {
     if (!hwnd)
         return;
-    UINT swpFlags = SWP_NOMOVE | SWP_NOSIZE;
+    UINT swpFlags = SWP_NOMOVE | SWP_NOSIZE | SWP_NOOWNERZORDER;
     if (frameChange)
         swpFlags |= SWP_FRAMECHANGED;
     if (topLevel) {