diff --git a/README.org b/README.org
index 85871eb..10014db 100644
--- a/README.org
+++ b/README.org
@@ -1223,13 +1223,14 @@ sub makeglossaries {
           world-clock-time-format "%a %d %b %R %z"))
 #+end_src
 
-* Tools to handle buffers and modes
+* Tools to handle buffers and modes                                :noexport:
 :PROPERTIES:
 :CUSTOM_ID: sec:buffer-mode-tools
+:header-args:emacs-lisp: :tangle no
 :END:
 
 #+caption[Tools to handle buffers and modes]:
-#+caption: Tools to handl buffers and modes.
+#+caption: Tools to handle buffers and modes.
 #+name: lst:buffer-mode-tools
 #+begin_src emacs-lisp -n :results silent
 (defun set-all-buffers-with-modes (minor-mode value modes)