diff --git a/emacs.spec b/emacs.spec
index 629aa0f..d464db7 100644
--- a/emacs.spec
+++ b/emacs.spec
@@ -4,7 +4,7 @@ Summary: GNU Emacs text editor
 Name: emacs
 Epoch: 1
 Version: 23.1
-Release: 3%{?dist}
+Release: 4%{?dist}
 License: GPLv3+
 URL: http://www.gnu.org/software/emacs/
 Group: Applications/Editors
@@ -141,6 +141,13 @@ grep -v "tetris.elc" lisp/Makefile.in > lisp/Makefile.in.new \
 rm -f etc/sex.6 etc/condom.1 etc/celibacy.1 etc/COOKIES etc/future-bug etc/JOKES
 %endif
 
+%define info_files ada-mode auth autotype calc ccmode cl dbus dired-x ebrowse ediff efaq eintr elisp emacs emacs-mime epa erc eshell eudc flymake forms gnus idlwave info mairix-el message mh-e newsticker nxml-mode org pcl-cvs pgg rcirc reftex remember sasl sc ses sieve smtpmail speedbar tramp url vip viper widget woman
+
+if test "$(perl -e 'while (<>) { if (/^INFO_FILES/) { s/.*=//; while (s/\\$//) { s/\\//; $_ .= <>; }; s/\s+/ /g; s/^ //; s/ $//; print; exit; } }' Makefile.in)" != "%info_files"; then
+  echo Please update info_files >&2
+  exit 1
+fi
+
 %ifarch %{ix86}
 %define setarch setarch %{_arch} -R
 %else
@@ -269,8 +276,6 @@ cat el-*-files common-lisp-dir-files > el-filelist
 %clean
 rm -rf %{buildroot}
 
-%define info_files ada-mode autotype calc ccmode cl dired-x ebrowse ediff efaq eintr elisp0 elisp1 elisp emacs emacs-mime emacs-xtra erc eshell eudc flymake forms gnus idlwave info message mh-e newsticker org pcl-cvs pgg rcirc reftex sc ses sieve smtpmail speedbar tramp url viper vip widget woman
-
 %post
 update-desktop-database &> /dev/null || :
 touch --no-create %{_datadir}/icons/hicolor
@@ -373,6 +378,9 @@ alternatives --install %{_bindir}/etags emacs.etags %{_bindir}/etags.emacs 80 \
 %dir %{_datadir}/emacs/%{version}
 
 %changelog
+* Tue Sep 22 2009 Daniel Novotny <dnovotny@redhat.com> 1:23.1-4
+- update %%info_files (#510750)
+
 * Wed Aug 26 2009 Daniel Novotny <dnovotny@redhat.com> 1:23.1-3
 - correct BuildRequires for libotf (#519151)