diff --git a/xep-0406.xml b/xep-0406.xml
index 3fea382c..35e80123 100644
--- a/xep-0406.xml
+++ b/xep-0406.xml
@@ -222,7 +222,7 @@
        <item>
          <x xmlns='jabber:x:data' type='form'>
            <field var='FORM_TYPE' type='hidden'>
-             <value>urn:xmpp:mix:core:0</value>
+             <value>urn:xmpp:mix:core:1</value>
            </field>
            <title>Information Node Modification</title>
            <field type='text-multi'
@@ -254,7 +254,7 @@
           <item>
             <x xmlns='jabber:x:data' type='submit'>
               <field var='FORM_TYPE' type='hidden'>
-                <value>urn:xmpp:mix:core:0</value>
+                <value>urn:xmpp:mix:core:1</value>
               </field>
               <field var='Name'>
                  <value>Witches Coven</value>
@@ -280,7 +280,7 @@
     <pubsub xmlns='http://jabber.org/protocol/pubsub'>
       <publish node='urn:xmpp:mix:nodes:info'>
         <items>
-           <item id='2016-05-30T09:00:00' xmlns='urn:xmpp:mix:core:0'/>
+           <item id='2016-05-30T09:00:00' xmlns='urn:xmpp:mix:core:1'/>
          </items>
        </publish>
    </pubsub>