diff --git a/xep-0402.xml b/xep-0402.xml
index dfb56e57..23813c18 100644
--- a/xep-0402.xml
+++ b/xep-0402.xml
@@ -172,6 +172,9 @@
                 <field var='pubsub#persist_items'>
                     <value>true</value>
                 </field>
+                <field var='pubsub#max_items'>
+                    <value>10000</value>
+                </field>
                 <field var='pubsub#access_model'>
                     <value>whitelist</value>
                 </field>