diff --git a/xep-0437.xml b/xep-0437.xml
index 31558cd1..b4ef85fb 100644
--- a/xep-0437.xml
+++ b/xep-0437.xml
@@ -21,6 +21,12 @@
   <supersededby/>
   <shortname>NOT_YET_ASSIGNED</shortname>
   &mwild;
+  <revision>
+    <version>0.2.0</version>
+    <date>2020-05-05</date>
+    <initials>XEP Editor (jsc)</initials>
+    <remark>Assign urn:xmpp namespace instead of xmpp:prosody.im namespace (this was missed during acceptance)</remark>
+  </revision>
   <revision>
     <version>0.1.0</version>
     <date>2020-05-05</date>
@@ -72,7 +78,7 @@ a UI hint that a room the user is interested in has new unread activity.</p>
 
       <example caption='Client subscribes to activity indicators'><![CDATA[
 <presence to="conference.example.com" id="dwZ3vL">
-  <rai xmlns="xmpp:prosody.im/protocol/rai"/>
+  <rai xmlns="urn:xmpp:rai:0"/>
 </presence>
 ]]></example>
 
@@ -82,7 +88,7 @@ a UI hint that a room the user is interested in has new unread activity.</p>
 
       <example caption='Server notifies client of room activity'><![CDATA[
 <message from="conference.example.com">
-  <rai xmlns="xmpp:prosody.im/protocol/rai">
+  <rai xmlns="urn:xmpp:rai:0">
     <activity>room1@conference.example.com</activity>
     <activity>room3@conference.example.com</activity>
   </rai>
@@ -104,7 +110,7 @@ a UI hint that a room the user is interested in has new unread activity.</p>
 
 <section1 topic='Business Rules' anchor='rules'>
   <p>Upon receiving a presence stanza addressed to the service JID that includes
-     a &lt;rai xmlns="xmpp:prosody.im/protocol/rai"&gt; element, the service should
+     a &lt;rai xmlns="urn:xmpp:rai:0"&gt; element, the service should
      build a list of rooms where activity has occurred since the client was
      last in the room, and send them in a single notification.</p>