diff --git a/oni-notmuch.el b/oni-notmuch.el
index 54c8148..4d79edd 100644
--- a/oni-notmuch.el
+++ b/oni-notmuch.el
@@ -4,8 +4,8 @@
 
 ;; Author: Tom Willemse <tom@ryuslash.org>
 ;; Keywords: local
-;; Version: 2023.0720.222735
-;; Package-Requires: (oni-sendmail notmuch ol-notmuch)
+;; Version: 2023.0927.230238
+;; Package-Requires: (oni-sendmail notmuch ol-notmuch olivetti)
 
 ;; 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
@@ -92,5 +92,8 @@ Display SIGNAL when the process has finished and refresh the
 
 (define-key notmuch-search-mode-map (kbd "d") #'oni-notmuch-search-delete-thread)
 
+(add-hook 'notmuch-hello-mode-hook 'olivetti-mode)
+(add-hook 'notmuch-show-mode-hook 'olivetti-mode)
+
 (provide 'oni-notmuch)
 ;;; oni-notmuch.el ends here