diff --git a/desktop/CMakeLists.txt b/desktop/CMakeLists.txt
index 9c0abb787..172912d21 100644
--- a/desktop/CMakeLists.txt
+++ b/desktop/CMakeLists.txt
@@ -1,9 +1,12 @@
 # Aseprite Desktop Integration Module
 # Copyright (C) 2016  Gabriel Rauter
 #
+# Dual licensed under the MIT and GPL 2 licenses.
+#
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# published by the Free Software Foundation or the MIT License
+# (https://opensource.org/licenses/MIT).
 
 if(UNIX AND NOT APPLE)
   install(FILES mime/aseprite.xml
diff --git a/desktop/aseprite-thumbnailer b/desktop/aseprite-thumbnailer
index f4c5dfcfe..41aa5ce94 100755
--- a/desktop/aseprite-thumbnailer
+++ b/desktop/aseprite-thumbnailer
@@ -3,9 +3,12 @@
 # Aseprite Desktop Integration Module
 # Copyright (C) 2016  Gabriel Rauter
 #
+# Dual licensed under the MIT and GPL 2 licenses.
+#
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# published by the Free Software Foundation or the MIT License
+# (https://opensource.org/licenses/MIT).
 
 if [ $# -ge 2 -a $# -lt 4 ]; then
   mkdir -p /tmp/Aseprite
diff --git a/desktop/kde/CMakeLists.txt b/desktop/kde/CMakeLists.txt
index e34effca6..208ca9e34 100644
--- a/desktop/kde/CMakeLists.txt
+++ b/desktop/kde/CMakeLists.txt
@@ -1,9 +1,12 @@
 # Aseprite Desktop Integration Module
 # Copyright (C) 2016  Gabriel Rauter
 #
+# Dual licensed under the MIT and GPL 2 licenses.
+#
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License version 2 as
-# published by the Free Software Foundation.
+# published by the Free Software Foundation or the MIT License
+# (https://opensource.org/licenses/MIT).
 
 cmake_minimum_required(VERSION 2.8.12)
 set(QT_MIN_VERSION "5.2.0")
diff --git a/desktop/kde/aseprite_thumb_creator.cpp b/desktop/kde/aseprite_thumb_creator.cpp
index 534cdaee7..002621ddc 100644
--- a/desktop/kde/aseprite_thumb_creator.cpp
+++ b/desktop/kde/aseprite_thumb_creator.cpp
@@ -1,9 +1,12 @@
 // Aseprite Desktop Integration Module
 // Copyright (C) 2016  Gabriel Rauter
 //
+// Dual licensed under the MIT and GPL 2 licenses.
+//
 // This program is free software; you can redistribute it and/or modify
 // it under the terms of the GNU General Public License version 2 as
-// published by the Free Software Foundation.
+// published by the Free Software Foundation or the MIT License
+// (https://opensource.org/licenses/MIT).
 
 #include "aseprite_thumb_creator.h"
 
diff --git a/desktop/kde/aseprite_thumb_creator.h b/desktop/kde/aseprite_thumb_creator.h
index daba9c4c0..e3e3918aa 100644
--- a/desktop/kde/aseprite_thumb_creator.h
+++ b/desktop/kde/aseprite_thumb_creator.h
@@ -1,9 +1,12 @@
 // Aseprite Desktop Integration Module
 // Copyright (C) 2016  Gabriel Rauter
 //
+// Dual licensed under the MIT and GPL 2 licenses.
+//
 // This program is free software; you can redistribute it and/or modify
 // it under the terms of the GNU General Public License version 2 as
-// published by the Free Software Foundation.
+// published by the Free Software Foundation or the MIT License
+// (https://opensource.org/licenses/MIT).
 
 #ifndef _ASEPRITE_THUMBCREATOR_H_
 #define _ASEPRITE_THUMBCREATOR_H_