1 files changed, 1 insertions, 1 deletions

diff --git a/lisp/emacs-lisp/byte-opt.el b/lisp/emacs-lisp/byte-opt.el
index 95c9e714372..86ccb7fc51c 100644
--- a/lisp/emacs-lisp/byte-opt.el
+++ b/lisp/emacs-lisp/byte-opt.el
@@ -269,7 +269,7 @@
         (setq fn (or (and (fboundp name) (symbol-function name))
                      (cdr (assq name byte-compile-function-environment)))))
       (if (and (consp fn) (eq (car fn) 'autoload))
-          (error "File `%s' didn't define `%s'" (nth 2 fn) name))
+          (error "File `%s' didn't define `%s'" (nth 1 fn) name))
       (if (symbolp fn)
           (byte-compile-inline-expand (cons fn (cdr form)))
         (if (byte-code-function-p fn)