diff --git a/docs/notification-spec.xml b/docs/notification-spec.xml
index ccdc471..f1f4b09 100644
--- a/docs/notification-spec.xml
+++ b/docs/notification-spec.xml
@@ -820,6 +820,16 @@
       </entry>
       <entry/>
      </row>
+     <row>
+      <entry><literal>"transient"</literal></entry>
+      <entry>boolean</entry>
+      <entry>
+       When set the server will treat the notification as transient
+       and by-pass the server's persistence capability, if it should
+       exist.
+      </entry>
+      <entry/>
+     </row>
      <row>
       <entry><literal>"x"</literal></entry>
       <entry>int</entry>