iff --git a/Makefile.in b/Makefile.in
index 822eea9f..b4cefa0e 100644
--- a/Makefile.in
+++ b/Makefile.in
@@ -52,12 +52,12 @@ PACKAGE=auctex
 PACKAGE_INFO=auctex preview-latex
 address@hidden@
 ELCC=$(EMACS) -batch -q -no-site-file -no-init-file -l lpath.el
-AUTOLOAD=--eval '(let ((generated-autoload-file (expand-file-name "$@"))) \
-  (mapcar (function update-file-autoloads) command-line-args-left) \
+AUTOLOAD=--eval '(setq generated-autoload-file (expand-file-name "$@"))' \
+  --eval '(progn (mapcar (function update-file-autoloads) command-line-args-left) \
   (save-buffers-kill-emacs t))'
 
-PREVIEW_AUTOLOAD=--eval '(let ((generated-autoload-file (expand-file-name "$@"))) \
-               (update-file-autoloads "preview.el")(save-buffers-kill-emacs t))'
+PREVIEW_AUTOLOAD=--eval '(setq generated-autoload-file (expand-file-name "$@"))' \
+  --eval '(progn (update-file-autoloads "preview.el") (save-buffers-kill-emacs t))'
 
 # Files and directories excluded from distributed tar ball.
 EXCLUDEDFILES=autogen.sh .gitignore doc/.gitignore doc/tex-ref.log \