diff --git a/src/actionshandler.cpp b/src/actionshandler.cpp
index 48560130e..06af0e3cf 100644
--- a/src/actionshandler.cpp
+++ b/src/actionshandler.cpp
@@ -1,6 +1,6 @@
 // SPDX-FileCopyrightText: 2020 Carl Schwan <carlschwan@kde.org>
 //
-// SPDX-License-Identifier: GPl-3.0-or-later
+// SPDX-License-Identifier: GPL-3.0-or-later
 
 #include "actionshandler.h"
 
diff --git a/src/actionshandler.h b/src/actionshandler.h
index 813d33b51..2301111eb 100644
--- a/src/actionshandler.h
+++ b/src/actionshandler.h
@@ -1,6 +1,6 @@
 // SPDX-FileCopyrightText: 2020 Carl Schwan <carlschwan@kde.org>
 //
-// SPDX-License-Identifier: GPl-3.0-or-later
+// SPDX-License-Identifier: GPL-3.0-or-later
 
 #pragma once
 
diff --git a/src/chatboxhelper.cpp b/src/chatboxhelper.cpp
index afc0b3d34..e1aec653b 100644
--- a/src/chatboxhelper.cpp
+++ b/src/chatboxhelper.cpp
@@ -1,5 +1,5 @@
 // SPDX-FileCopyrightText: 2020 Carl Schwan <carlschwan@kde.org>
-// SPDX-License-Identifier: GPl-3.0-or-later
+// SPDX-License-Identifier: GPL-3.0-or-later
 
 #include "chatboxhelper.h"
 #include <QDebug>
diff --git a/src/chatboxhelper.h b/src/chatboxhelper.h
index c8f3b1a49..6d3ddaeb6 100644
--- a/src/chatboxhelper.h
+++ b/src/chatboxhelper.h
@@ -1,5 +1,5 @@
 // SPDX-FileCopyrightText: 2020 Carl Schwan <carlschwan@kde.org>
-// SPDX-License-Identifier: GPl-3.0-or-later
+// SPDX-License-Identifier: GPL-3.0-or-later
 
 #pragma once