diff --git a/config-base.org b/config-base.org
index 94980cd..2e6bd5f 100644
--- a/config-base.org
+++ b/config-base.org
@@ -1023,47 +1023,6 @@
   ;;         (t . 24)))
   ;; '((swiper . 24)))
 #+end_src
-** Setup convenient headers
-#+begin_src emacs-lisp
-  (setq auto-insert-alist
-        '(((emacs-lisp-mode . "Emacs lisp mode") nil
-           ";;; " (file-name-nondirectory buffer-file-name) " --- " _ " -*- lexical-binding: t -*-\n\n"
-
-           ";; Copyright (C) " (format-time-string "%Y") " Benson Chu\n\n"
-
-           ";; Author: Benson Chu <bensonchu457@gmail.com>\n"
-           ";; Created: " (format-time-string "[%Y-%m-%d %H:%M]") "\n\n"
-
-           ";; This file is not part of GNU Emacs\n\n"
-
-           ";; This program is free software: you can redistribute it and/or modify\n"
-           ";; it under the terms of the GNU General Public License as published by\n"
-           ";; the Free Software Foundation, either version 3 of the License, or\n"
-           ";; (at your option) any later version.\n\n"
-
-           ";; This program is distributed in the hope that it will be useful,\n"
-           ";; but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
-           ";; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
-           ";; GNU General Public License for more details.\n\n"
-
-           ";; You should have received a copy of the GNU General Public License\n"
-           ";; along with this program.  If not, see <https://www.gnu.org/licenses/>.\n\n"
-
-           ";;; Commentary:\n\n"
-
-           ";;; Code:\n\n"
-
-           "(provide '" (file-name-sans-extension (file-name-nondirectory buffer-file-name)) ")\n"
-           ";;; " (file-name-nondirectory buffer-file-name) " ends here\n")
-          ((lisp-mode . "Common Lisp") nil
-           "(defpackage :" (file-name-sans-extension (file-name-nondirectory buffer-file-name)) "\n"
-           "  (:use :cl :alexandria)\n"
-           "  (:export))\n\n"
-
-           "(in-package :" (file-name-sans-extension (file-name-nondirectory buffer-file-name)) ")")))
-
-  (auto-insert-mode)
-#+end_src
 ** read-identifier too slow
 #+begin_src emacs-lisp
   (add-to-list 'xref-prompt-for-identifier
diff --git a/config-ext.org b/config-ext.org
index 40f06de..df68973 100644
--- a/config-ext.org
+++ b/config-ext.org
@@ -417,3 +417,44 @@
         mouse-wheel-scroll-amount '(3)
         mouse-wheel-progressive-speed nil)
 #+END_SRC
+** Setup convenient headers
+#+begin_src emacs-lisp
+  (setq auto-insert-alist
+        '(((emacs-lisp-mode . "Emacs lisp mode") nil
+           ";;; " (file-name-nondirectory buffer-file-name) " --- " _ " -*- lexical-binding: t -*-\n\n"
+
+           ";; Copyright (C) " (format-time-string "%Y") " Benson Chu\n\n"
+
+           ";; Author: Benson Chu <bensonchu457@gmail.com>\n"
+           ";; Created: " (format-time-string "[%Y-%m-%d %H:%M]") "\n\n"
+
+           ";; This file is not part of GNU Emacs\n\n"
+
+           ";; This program is free software: you can redistribute it and/or modify\n"
+           ";; it under the terms of the GNU General Public License as published by\n"
+           ";; the Free Software Foundation, either version 3 of the License, or\n"
+           ";; (at your option) any later version.\n\n"
+
+           ";; This program is distributed in the hope that it will be useful,\n"
+           ";; but WITHOUT ANY WARRANTY; without even the implied warranty of\n"
+           ";; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\n"
+           ";; GNU General Public License for more details.\n\n"
+
+           ";; You should have received a copy of the GNU General Public License\n"
+           ";; along with this program.  If not, see <https://www.gnu.org/licenses/>.\n\n"
+
+           ";;; Commentary:\n\n"
+
+           ";;; Code:\n\n"
+
+           "(provide '" (file-name-sans-extension (file-name-nondirectory buffer-file-name)) ")\n"
+           ";;; " (file-name-nondirectory buffer-file-name) " ends here\n")
+          ((lisp-mode . "Common Lisp") nil
+           "(defpackage :" (file-name-sans-extension (file-name-nondirectory buffer-file-name)) "\n"
+           "  (:use :cl :alexandria)\n"
+           "  (:export))\n\n"
+
+           "(in-package :" (file-name-sans-extension (file-name-nondirectory buffer-file-name)) ")")))
+
+  (auto-insert-mode)
+#+end_src