2 files changed, 3 insertions, 3 deletions

diff --git a/lisp/textmodes/bibtex-style.el b/lisp/textmodes/bibtex-style.el
index ef5dd38e3bf..6f67d11d78e 100644
--- a/lisp/textmodes/bibtex-style.el
+++ b/lisp/textmodes/bibtex-style.el
@@ -63,7 +63,7 @@
     ("\\<\\(FUNCTION\\|MACRO\\)\\s-+{\\([^}\n]+\\)}"
      (2 font-lock-function-name-face))))
 
-;;;###autoload (add-to-list 'auto-mode-alist '("\\.bst\\'" . bibtex-style-mode))
+;;;###autoload (add-to-list 'auto-mode-alist (cons (purecopy "\\.bst\\'") 'bibtex-style-mode))
 
 ;;;###autoload
 (define-derived-mode bibtex-style-mode nil "BibStyle"
diff --git a/lisp/textmodes/texinfo.el b/lisp/textmodes/texinfo.el
index d7098639ae5..6b32c165d82 100644
--- a/lisp/textmodes/texinfo.el
+++ b/lisp/textmodes/texinfo.el
@@ -42,13 +42,13 @@
   :group 'docs)
 
 ;;;###autoload
-(defcustom texinfo-open-quote "``"
+(defcustom texinfo-open-quote (purecopy "``")
   "String inserted by typing \\[texinfo-insert-quote] to open a quotation."
   :type 'string
   :group 'texinfo)
 
 ;;;###autoload
-(defcustom texinfo-close-quote "''"
+(defcustom texinfo-close-quote (purecopy "''")
   "String inserted by typing \\[texinfo-insert-quote] to close a quotation."
   :type 'string
   :group 'texinfo)