diff --git a/etc/schema/schemas.xml b/etc/schema/schemas.xml
index d217d6edfb3..97b29617c79 100644
--- a/etc/schema/schemas.xml
+++ b/etc/schema/schemas.xml
@@ -55,4 +55,10 @@
   <typeId id="XHTML" uri="xhtml.rnc"/>
   <typeId id="DocBook" uri="docbook.rnc"/>
   <typeId id="RDF" uri="rdfxml.rnc"/>
+
+  <documentElement prefix="office" typeId="OpenDocument"/>
+  <documentElement prefix="manifest" localName="manifest" typeId="OpenDocument Manifest"/>
+  <typeId id="OpenDocument" uri="od-schema-v1.2-os.rnc"/>
+  <typeId id="OpenDocument Manifest" uri="od-manifest-schema-v1.2-os.rnc"/>
+
 </locatingRules>