1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/fast-lock.el b/lisp/fast-lock.el
index 859ec239c42..fca1188789f 100644
--- a/lisp/fast-lock.el
+++ b/lisp/fast-lock.el
@@ -552,7 +552,7 @@ See `fast-lock-cache-directory'."
       (concat buffer-file-name ".flc")
     (let* ((bufile (expand-file-name buffer-file-truename))
            (chars-alist
-            (if (memq system-type '(emx windowsnt))
+            (if (memq system-type '(emx windows-nt))
                 '((?/ . (?#)) (?# . (?# ?#)) (?: . (?\;)) (?\; . (?\; ?\;)))
               '((?/ . (?#)) (?# . (?# ?#)))))
            (mapchars