diff --git a/README.txt b/README.txt
index e8630c713..4a63eef94 100644
--- a/README.txt
+++ b/README.txt
@@ -1,21 +1,40 @@
-
-                         Simple DirectMedia Layer
-
-                                  (SDL)
-
-                                Version 2.0
-
----
-https://www.libsdl.org/
-
-Simple DirectMedia Layer is a cross-platform development library designed
-to provide low level access to audio, keyboard, mouse, joystick, and graphics
-hardware via OpenGL and Direct3D. It is used by video playback software,
-emulators, and popular games including Valve's award winning catalog
-and many Humble Bundle games.
-
-More extensive documentation is available in the docs directory, starting
-with README.md
-
-Enjoy!
-	Sam Lantinga				(slouken@libsdl.org)
+
+                         Simple DirectMedia Layer
+
+                                  (SDL)
+
+                                Version 2.0
+
+---
+https://www.libsdl.org/
+
+Simple DirectMedia Layer is a cross-platform development library designed
+to provide low level access to audio, keyboard, mouse, joystick, and graphics
+hardware via OpenGL and Direct3D. It is used by video playback software,
+emulators, and popular games including Valve's award winning catalog
+and many Humble Bundle games.
+
+More extensive documentation is available in the docs directory, starting
+with README.md
+
+Enjoy!
+	Sam Lantinga				(slouken@libsdl.org)
+
+
+---
+THIS IS NOT THE ORIGINAL SDL2!
+
+Please refer to the above link to get it, or switch to the original
+repository: https://github.com/libsdl-org/SDL
+
+Most of the code in this repository has been written by Sam Lantinga and
+contributors. Refer to COPYING.txt, CREDITS.txt and the full git history for
+details.
+
+Here you can find some changes that I have written to better deal with single
+board computers.
+
+Changes in this repository are also distributed under the terms of the
+zlib license: http://www.zlib.net/zlib_license.html
+
+Emanuele