diff --git a/yelp.spec b/yelp.spec
index f7eda96..d5aec27 100644
--- a/yelp.spec
+++ b/yelp.spec
@@ -20,7 +20,7 @@
 Summary: A system documentation reader from the Gnome project
 Name: yelp
 Version: 2.22.1
-Release: 1%{?dist}
+Release: 2%{?dist}
 Source: http://ftp.gnome.org/pub/GNOME/sources/yelp/2.22/%{name}-%{version}.tar.bz2
 URL: http://live.gnome.org/Yelp
 # http://bugzilla.gnome.org/show_bug.cgi?id=319096
@@ -44,6 +44,7 @@ Patch10: yelp-2.22.0-beagle-search.patch
 License: GPLv2+
 Group: Applications/System
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
+Requires: docbook-dtds
 Requires: gtk2 >= %{gtk2_version}
 Requires: gnome-vfs2 >= %{gnome_vfs2_version}
 Requires: gecko-libs = %{gecko_version}
@@ -163,6 +164,9 @@ update-desktop-database &> /dev/null ||:
 %{_datadir}/yelp
 
 %changelog
+* Mon May 19 2008 Matthew Barnes <mbarnes@redhat.com> - 2.22.1-2
+- Require docbook-dtds (RH bug #447209).
+
 * Mon Apr  7 2008 Matthias Clasen <mclasen@redhat.com> - 2.22.1-1
 - Update to 2.22.1