diff --git a/xep-0084.xml b/xep-0084.xml
index ceb0cf62..48821afd 100644
--- a/xep-0084.xml
+++ b/xep-0084.xml
@@ -589,7 +589,7 @@
     <xs:complexType>
       <xs:simpleContent>
         <xs:extension base='empty'>
-          <xs:attribute name='bytes' type='xs:unsignedShort' use='required'/>
+          <xs:attribute name='bytes' type='xs:unsignedInteger' use='required'/>
           <xs:attribute name='height' type='xs:unsignedShort' use='optional'/>
           <xs:attribute name='id' type='xs:string' use='required'/>
           <xs:attribute name='type' type='xs:string' use='required'/>