diff --git a/README.md b/README.md
index cd2b2a9..baa5588 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,7 @@
+> [!CAUTION]
+> This software is now being maintained on [Codeberg](https://codeberg.org/scip/kage-mode/).
+
+
 # kage-mode
 
 An emacs mode for the kage shader language
diff --git a/kage-mode.el b/kage-mode.el
deleted file mode 100644
index b95b3f0..0000000
--- a/kage-mode.el
+++ /dev/null
@@ -1,59 +0,0 @@
-;;; kage-mode.el --- mode for the kage shader language -*- lexical-binding: t; -*-
-
-;; Copyright (C) 2024, T.v.Dein <tlinden@cpan.org>
-
-;; This file is NOT part of Emacs.
-
-;; This  program is  free  software; you  can  redistribute it  and/or
-;; modify it  under the  terms of  the GNU  General Public  License as
-;; published by the Free Software  Foundation; either version 3 of the
-;; License, or (at your option) any later version.
-
-;; This program is distributed in the hope that it will be useful, but
-;; WITHOUT  ANY  WARRANTY;  without   even  the  implied  warranty  of
-;; MERCHANTABILITY or FITNESS  FOR A PARTICULAR PURPOSE.   See the GNU
-;; General Public License for more details.
-
-;; You should have  received a copy of the GNU  General Public License
-;; along  with  this program;  if  not,  write  to the  Free  Software
-;; Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
-;; USA
-
-;; Version: 0.0.1
-;; Package-Version: 20240319.100
-;; Author: T.v.Dein <tlinden@cpan.org>
-;; Keywords: languages go
-;; URL: https://codeberg.org/scip/kage-mode
-;; License: GNU General Public License >= 3
-;; Package-Requires: ((emacs "24.1"))
-;; SPDX-License-Identifier: GPL-3.0
-
-
-;; add dependency
-(require 'go-mode)
-
-;; kage-mode is simply derived from go-mode
-(define-derived-mode kage-mode go-mode "Kage shader script"
-  "Major mode for editing Ebitengine Kage shader files.
-
-This mode provides all the features go-mode provides, since kage files
-are go compatible.
-
-It also supports the use of gofmt -s. If you want to use it, add this
-to your config:
-
-\(add-hook 'before-save-hook #'kage-gofmt-before-save)")
-
-;; we need to have  our own call to gofmt, because  the one in go-mode
-;; only works with *.go files, but we use the original call to it anyway
-(defun kage-gofmt-before-save ()
-  "Execute gofmt, intended to be put into before-safe-hook"
-  (interactive)
-  (when (eq major-mode 'kage-mode) (gofmt)))
-
-;; autoloaders
-(autoload 'kage-mode "kage-mode")
-(autoload 'kage-gofmt-before-save "execute gofmt on write")
-
-
-(provide 'kage-mode)