diff --git a/src/models/multipagesortfilterproxymodel.cpp b/src/models/multipagesortfilterproxymodel.cpp
index 38e6492c..7a9e9b7d 100644
--- a/src/models/multipagesortfilterproxymodel.cpp
+++ b/src/models/multipagesortfilterproxymodel.cpp
@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #include "multipagesortfilterproxymodel.h"
 
 #include <QDebug>
diff --git a/src/models/multipagesortfilterproxymodel.h b/src/models/multipagesortfilterproxymodel.h
index dc386584..aff0f1a9 100644
--- a/src/models/multipagesortfilterproxymodel.h
+++ b/src/models/multipagesortfilterproxymodel.h
@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: 2023 UnionTech Software Technology Co., Ltd.
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #pragma once
 
 #include <QSortFilterProxyModel>