diff --git a/src/widgets/kernel/qplatformdialoghelper_qpa.h b/src/widgets/kernel/qplatformdialoghelper_qpa.h
index da3e738bcd..2a3fbaa87e 100644
--- a/src/widgets/kernel/qplatformdialoghelper_qpa.h
+++ b/src/widgets/kernel/qplatformdialoghelper_qpa.h
@@ -49,6 +49,8 @@ QT_BEGIN_HEADER
 
 QT_BEGIN_NAMESPACE
 
+QT_MODULE(Gui)
+
 class QString;
 class QObjectPrivate;