diff --git a/linuxdoc-tools.spec b/linuxdoc-tools.spec
index 0bbbfd6..db8ca9f 100644
--- a/linuxdoc-tools.spec
+++ b/linuxdoc-tools.spec
@@ -5,7 +5,7 @@ Name: linuxdoc-tools
 Obsoletes: sgml-tools
 Obsoletes: linuxdoc-sgml
 Version: 0.9.20
-Release: 13
+Release: 14
 License: Freely distributable
 Group: Applications/Publishing
 Source: http://people.debian.org/~sano/linuxdoc-tools/archives/%{name}_%{version}.tar.gz
@@ -15,7 +15,7 @@ Patch2: linuxdoc-tools-0.9.20-lib64.patch
 Requires: jade
 Url: http://people.debian.org/~sano/linuxdoc-tools/
 BuildRoot: %{_tmppath}/%{name}-root
-BuildRequires: flex sgml-common jade
+BuildRequires: flex sgml-common jade groff
 Requires: gawk groff
 # this should anyway be only a "suggest"
 %if %{tetex}
@@ -93,6 +93,9 @@ exit 0
 %{_mandir}/*/*
 
 %changelog
+* Wed Oct  6 2004 Tim Waugh <twaugh@redhat.com> 0.9.20-14
+- Build requires groff (bug #134798).
+
 * Tue Jun 15 2004 Elliot Lee <sopwith@redhat.com>
 - rebuilt