(Helper-describe-mode): Make buffer writable.

diff --git a/lisp/emacs-lisp/helper.el b/lisp/emacs-lisp/helper.el
index b1f3cfdbd653b1c46c0c9e063440ed0a7d0257c9..d2f7100fe1740877aa9303b6b98102ce39d7e1fe 100644 (file)
--- a/lisp/emacs-lisp/helper.el
+++ b/lisp/emacs-lisp/helper.el
@@ -121,6 +121,7 @@
        (documentation (documentation major-mode)))
     (save-excursion
       (set-buffer (get-buffer-create "*Help*"))
+      (setq buffer-read-only nil)
       (erase-buffer)
       (insert name " Mode\n" documentation)
       (help-mode)))