diff --git a/README.org b/README.org
index b58cb63..cac15db 100644
--- a/README.org
+++ b/README.org
@@ -1048,7 +1048,7 @@ Enable it and re-execute it."
 ** [[https://github.com/tarsius/keycast#readme][Keycast]]                                                         :noexport:
 :PROPERTIES:
 :CUSTOM_ID: sec:keycast
-:header-args:emacs-lisp: :tangle no
+:header-args:emacs-lisp: :tangle no :eval never-export
 :END:
 
 Listing [[lst:configure-keycast]] configures =keycast=.
@@ -5331,9 +5331,10 @@ Listing [[lst:configure-browse-url]] configures =browse-url=.
   (advice-add 'eww-display-pdf :around #'eww-display-pdf-as-binary))
 #+end_src
 
-*** [[https://www.gnu.org/software/hyperbole/][GNU Hyperbole]]
+*** [[https://www.gnu.org/software/hyperbole/][GNU Hyperbole]]                                                  :noexport:
 :PROPERTIES:
 :CUSTOM_ID: sec:ensure-hyperbole-installation
+:header-args:emacs-lisp: :tangle no :eval never-export
 :END:
 
 Listing [[lst:ensure-hyperbole-installation][ensure Hyperbole installation]] works around two [[https://www.gnu.org/software/hyperbole/][GNU Hyperbole]] quirks: