diff --git a/src/plugins/platforms/windows/qwindowswindow.cpp b/src/plugins/platforms/windows/qwindowswindow.cpp
index 7d25a014671..52f90f191b9 100644
--- a/src/plugins/platforms/windows/qwindowswindow.cpp
+++ b/src/plugins/platforms/windows/qwindowswindow.cpp
@@ -1363,7 +1363,7 @@ void QWindowsForeignWindow::setParent(const QPlatformWindow *newParentWindow)
     qCDebug(lcQpaWindow) << __FUNCTION__ << window() << "newParent="
         << newParentWindow << newParent << "oldStyle=" << debugWinStyle(oldStyle);
 
-    auto updateWindowFlags = [=]{
+    auto updateWindowFlags = [&] {
         // Top level window flags need to be set/cleared manually.
         DWORD newStyle = oldStyle;
         if (isTopLevel) {