diff --git a/src/notifications/Manager.cpp b/src/notifications/Manager.cpp
index 322213dd..be580b08 100644
--- a/src/notifications/Manager.cpp
+++ b/src/notifications/Manager.cpp
@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: 2021 Nheko Contributors
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #include "notifications/Manager.h"
 
 #include "Cache.h"
diff --git a/src/notifications/ManagerLinux.cpp b/src/notifications/ManagerLinux.cpp
index 2b0e56e2..598b2bd0 100644
--- a/src/notifications/ManagerLinux.cpp
+++ b/src/notifications/ManagerLinux.cpp
@@ -1,3 +1,8 @@
+// SPDX-FileCopyrightText: 2012 Roland Hieber <rohieb@rohieb.name>
+// SPDX-FileCopyrightText: 2021 Nheko Contributors
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #include "notifications/Manager.h"
 
 #include <QDBusConnection>
diff --git a/src/notifications/ManagerMac.cpp b/src/notifications/ManagerMac.cpp
index 3a6becad..be56585c 100644
--- a/src/notifications/ManagerMac.cpp
+++ b/src/notifications/ManagerMac.cpp
@@ -1,3 +1,7 @@
+// SPDX-FileCopyrightText: 2021 Nheko Contributors
+//
+// SPDX-License-Identifier: GPL-3.0-or-later
+
 #include "Manager.h"
 
 #include <QRegularExpression>