diff --git a/src/libcalamaresui/utils/qjsonitem.cpp b/src/libcalamaresui/utils/qjsonitem.cpp
index b278913b4..24494f0fd 100644
--- a/src/libcalamaresui/utils/qjsonitem.cpp
+++ b/src/libcalamaresui/utils/qjsonitem.cpp
@@ -1,3 +1,9 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   SPDX-License-Identifier: GPL-3.0+
+ *   License-Filename: LICENSES/GPLv3+-QJsonModel
+ */
+
 /***********************************************
     Copyright (C) 2014  Schutz Sacha
     This file is part of QJsonModel (https://github.com/dridk/QJsonmodel).
diff --git a/src/libcalamaresui/utils/qjsonitem.h b/src/libcalamaresui/utils/qjsonitem.h
index 6e030c656..5a8b2134f 100644
--- a/src/libcalamaresui/utils/qjsonitem.h
+++ b/src/libcalamaresui/utils/qjsonitem.h
@@ -1,3 +1,9 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   SPDX-License-Identifier: GPL-3.0+
+ *   License-Filename: LICENSES/GPLv3+-QJsonModel
+ */
+
 #ifndef JSONITEM_H
 #define JSONITEM_H
 #include <QtCore>
diff --git a/src/libcalamaresui/utils/qjsonmodel.cpp b/src/libcalamaresui/utils/qjsonmodel.cpp
index 45086b7c6..5ce0cd695 100644
--- a/src/libcalamaresui/utils/qjsonmodel.cpp
+++ b/src/libcalamaresui/utils/qjsonmodel.cpp
@@ -1,3 +1,9 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   SPDX-License-Identifier: GPL-3.0+
+ *   License-Filename: LICENSES/GPLv3+-QJsonModel
+ */
+
 /***********************************************
     Copyright (C) 2014  Schutz Sacha
     This file is part of QJsonModel (https://github.com/dridk/QJsonmodel).
diff --git a/src/libcalamaresui/utils/qjsonmodel.h b/src/libcalamaresui/utils/qjsonmodel.h
index cdb6caf86..6a2399287 100644
--- a/src/libcalamaresui/utils/qjsonmodel.h
+++ b/src/libcalamaresui/utils/qjsonmodel.h
@@ -1,3 +1,9 @@
+/* === This file is part of Calamares - <https://github.com/calamares> ===
+ *
+ *   SPDX-License-Identifier: GPL-3.0+
+ *   License-Filename: LICENSES/GPLv3+-QJsonModel
+ */
+
 #ifndef QJSONMODEL_H
 #define QJSONMODEL_H