diff --git a/autoconf.spec b/autoconf.spec
index 558a0ed..e921d58 100644
--- a/autoconf.spec
+++ b/autoconf.spec
@@ -1,7 +1,7 @@
 Summary:    A GNU tool for automatically configuring source code
 Name:       autoconf
 Version:    2.61
-Release:    6%{?dist}
+Release:    7%{?dist}
 License:    GPL
 Group:      Development/Tools
 Source:     http://ftp.gnu.org/gnu/autoconf/autoconf-%{version}.tar.bz2
@@ -11,7 +11,7 @@ URL:        http://www.gnu.org/software/autoconf/
 BuildRequires:      m4, emacs
 Requires(post):     /sbin/install-info
 Requires(preun):    /sbin/install-info
-Requires:           m4, mktemp, imake
+Requires:           m4, mktemp, imake, grep
 BuildArch: noarch
 BuildRoot:  %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
 
@@ -78,6 +78,9 @@ fi
 %doc AUTHORS COPYING ChangeLog NEWS README THANKS TODO
 
 %changelog
+* Mon Feb 26 2007 Karsten Hopp <karsten@redhat.com> 2.61-7
+- add Requires: grep
+
 * Thu Feb 22 2007 Karsten Hopp <karsten@redhat.com> 2.61-6
 - drop gawk, sed requirements (#225296)
 - add some comments