diff --git a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog.cpp b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog.cpp
index 22873974eb..61d0059898 100644
--- a/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog.cpp
+++ b/src/plugins/platformthemes/xdgdesktopportal/qxdgdesktopportalfiledialog.cpp
@@ -472,3 +472,5 @@ void QXdgDesktopPortalFileDialog::gotResponse(uint response, const QVariantMap &
 }
 
 QT_END_NAMESPACE
+
+#include "moc_qxdgdesktopportalfiledialog_p.cpp"