diff -ur docbook-4.5.orig/debian/changelog docbook-4.5/debian/changelog
--- docbook-4.5.orig/debian/changelog	2012-03-08 16:58:23.000000000 +0000
+++ docbook-4.5/debian/changelog	2012-03-08 17:00:49.000000000 +0000
@@ -1,3 +1,9 @@
+docbook (4.5-4ubuntu1) oneiric; urgency=low
+
+  * Add multiarch metadata
+
+ -- Wookey <wookey@wookware.org>  Thu, 08 Mar 2012 17:00:06 +0000
+
 docbook (4.5-4) unstable; urgency=low
 
   * debian/control: Homepage field transition.
diff -ur docbook-4.5.orig/debian/control docbook-4.5/debian/control
--- docbook-4.5.orig/debian/control	2012-03-08 16:58:23.000000000 +0000
+++ docbook-4.5/debian/control	2012-03-08 17:17:32.000000000 +0000
@@ -14,6 +14,7 @@
 Depends: sgml-data (>= 1.5.0), ${misc:Depends}
 Conflicts: docbook-xml (<= 4.4-4)
 Suggests: psgml, docbook-dsssl, docbook-xml, docbook-defguide
+Multi-Arch: foreign
 Description: standard SGML representation system for technical documents
  DocBook is an SGML document type definition (DTD) that is well-suited
  to books, articles, or reference documentation about technical