1 files changed, 6 insertions, 2 deletions

diff --git a/etc/schema/schemas.xml b/etc/schema/schemas.xml
index 099df6b9436..314bdf1145f 100644
--- a/etc/schema/schemas.xml
+++ b/etc/schema/schemas.xml
@@ -22,7 +22,7 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>. -->
   <uri pattern="*.html" typeId="XHTML"/>
   <uri pattern="*.rng" typeId="RELAX NG"/>
   <uri pattern="*.rdf" typeId="RDF"/>
-  
+
   <namespace ns="http://www.w3.org/1999/XSL/Transform" typeId="XSLT"/>
   <namespace ns="http://www.w3.org/1999/02/22-rdf-syntax-ns#" typeId="RDF"/>
   <namespace ns="http://www.w3.org/1999/xhtml" typeId="XHTML"/>
@@ -39,10 +39,14 @@ along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>. -->
 
   <documentElement prefix="" localName="article" typeId="DocBook"/>
   <documentElement prefix="" localName="book" typeId="DocBook"/>
+  <documentElement prefix="" localName="chapter" typeId="DocBook"/>
+  <documentElement prefix="" localName="part" typeId="DocBook"/>
+  <documentElement prefix="" localName="refentry" typeId="DocBook"/>
+  <documentElement prefix="" localName="section" typeId="DocBook"/>
 
   <documentElement localName="RDF" typeId="RDF"/>
   <documentElement prefix="rdf" typeId="RDF"/>
-  
+
   <documentElement localName="locatingRules" uri="locate.rnc"/>
 
   <typeId id="XSLT" uri="xslt.rnc"/>