diff --git a/lisp/loadup.el b/lisp/loadup.el
index 254b6ad2c24..1f42285d451 100644
--- a/lisp/loadup.el
+++ b/lisp/loadup.el
@@ -227,8 +227,8 @@
   (write-region (point-min) (point-max)
 		(expand-file-name
 		 (if (eq system-type 'ms-dos)
-		     "../lisp/fns.el"
-		   (format "../lisp/fns-%s.el" emacs-version))
+		     "../lib-src/fns.el"
+		   (format "../lib-src/fns-%s.el" emacs-version))
 		 invocation-directory))
   (erase-buffer))
 (setq load-history nil)