diff --git a/xep-0333.xml b/xep-0333.xml
index 7fcf0c244..13228b9d5 100644
--- a/xep-0333.xml
+++ b/xep-0333.xml
@@ -6,7 +6,7 @@
 <?xml-stylesheet type='text/xsl' href='xep.xsl'?>
 <xep>
 <header>
-  <title>Displayed Markers (was: Chat Markers)</title>
+  <title>Displayed Markers</title>
   <abstract>This specification introduces a method to let the sender, or multiple participants in a group chat, know that a client has displayed messages up to a certain point.</abstract>
   &LEGALNOTICE;
   <number>0333</number>
@@ -37,6 +37,17 @@
     <email>daniel@gultsch.de</email>
     <jid>daniel@gultsch.de</jid>
   </author>
+  <revision>
+    <version>0.7.0</version>
+    <date>2024-04-04</date>
+    <initials>dg</initials>
+    <remark>
+      <ul>
+        <li>Change title to "Displayed Markers"</li>
+        <li>Bring back Service Discovery feature</li>
+      </ul>
+    </remark>
+  </revision>
   <revision>
     <version>0.6.0</version>
     <date>2024-03-21</date>
@@ -145,6 +156,31 @@
   </ul>
 </section1>
 
+<section1 topic='Determining support' anchor='disco'>
+	<p>If an entity supports the Displayed Markers protocol, it MUST report that by including a &xep0030;
+	 feature of "urn:xmpp:chat-markers:0" in response to disco#info requests:</p>
+<example caption='Client queries for features'>
+<![CDATA[
+<iq type='get' id='disco1' to='romeo@montague.lit/mobile' from='juliet@capulet.lit/balcony'>
+  <query xmlns='http://jabber.org/protocol/disco#info'/>
+</iq>
+]]>
+</example>
+
+<example caption='Entity responds with features'>
+<![CDATA[
+<iq type='result' id='disco1' from='romeo@montague.lit/mobile' to='juliet@capulet.lit/balcony'>
+  <query xmlns='http://jabber.org/protocol/disco#info'>
+    ...
+    <feature var='urn:xmpp:chat-markers:0'/>
+    ...
+  </query>
+</iq>
+]]>
+</example>
+	<p>Support can also be determined via &xep0115; or &xep0390;.</p>
+</section1>
+
 <section1 topic='Use Cases' anchor='usecases'>
   <section2 topic='Requesting Displayed Markers' anchor='request'>
     <p>An entity interested to know if the recipient has displayed a message attaches a &lt;markable/> element qualified by the 'urn:xmpp:chat-markers:0' namespace to the message. The message MUST possess an 'id' attribute for traceability.</p>
diff --git a/xep.ent b/xep.ent
index 56b2d8413..d06b29d6a 100644
--- a/xep.ent
+++ b/xep.ent
@@ -1530,7 +1530,7 @@ IANA Service Location Protocol, Version 2 (SLPv2) Templates</link></span> <note>
 <!ENTITY xep0330 "<span class='ref'><link url='https://xmpp.org/extensions/xep-0330.html'>Pubsub Subscription (XEP-0330)</link></span> <note>XEP-0330: Pubsub Subscription &lt;<link url='https://xmpp.org/extensions/xep-0330.html'>https://xmpp.org/extensions/xep-0330.html</link>&gt;.</note>" >
 <!ENTITY xep0331 "<span class='ref'><link url='https://xmpp.org/extensions/xep-0331.html'>Data Forms - Color Field Types (XEP-0331)</link></span> <note>XEP-0331: Data Forms - Color Field Types &lt;<link url='https://xmpp.org/extensions/xep-0331.html'>https://xmpp.org/extensions/xep-0331.html</link>&gt;.</note>" >
 <!ENTITY xep0332 "<span class='ref'><link url='https://xmpp.org/extensions/xep-0332.html'>HTTP Over XMPP Transport (XEP-0332)</link></span> <note>XEP-0332: HTTP Over XMPP Transport &lt;<link url='https://xmpp.org/extensions/xep-0332.html'>https://xmpp.org/extensions/xep-0332.html</link>&gt;.</note>" >
-<!ENTITY xep0333 "<span class='ref'><link url='https://xmpp.org/extensions/xep-0333.html'>Displayed Markers (was: Chat Markers) (XEP-0333)</link></span> <note>XEP-0333: Displayed Markers (was: Chat Markers) &lt;<link url='https://xmpp.org/extensions/xep-0333.html'>https://xmpp.org/extensions/xep-0333.html</link>&gt;.</note>" >
+<!ENTITY xep0333 "<span class='ref'><link url='https://xmpp.org/extensions/xep-0333.html'>Displayed Markers (XEP-0333)</link></span> <note>XEP-0333: Displayed Markers &lt;<link url='https://xmpp.org/extensions/xep-0333.html'>https://xmpp.org/extensions/xep-0333.html</link>&gt;.</note>" >
 <!ENTITY xep0334 "<span class='ref'><link url='https://xmpp.org/extensions/xep-0334.html'>Message Processing Hints (XEP-0334)</link></span> <note>XEP-0334: Message Processing Hints &lt;<link url='https://xmpp.org/extensions/xep-0334.html'>https://xmpp.org/extensions/xep-0334.html</link>&gt;.</note>" >
 <!ENTITY xep0335 "<span class='ref'><link url='https://xmpp.org/extensions/xep-0335.html'>JSON Containers (XEP-0335)</link></span> <note>XEP-0335: JSON Containers &lt;<link url='https://xmpp.org/extensions/xep-0335.html'>https://xmpp.org/extensions/xep-0335.html</link>&gt;.</note>" >
 <!ENTITY xep0336 "<span class='ref'><link url='https://xmpp.org/extensions/xep-0336.html'>Data Forms - Dynamic Forms (XEP-0336)</link></span> <note>XEP-0336: Data Forms - Dynamic Forms &lt;<link url='https://xmpp.org/extensions/xep-0336.html'>https://xmpp.org/extensions/xep-0336.html</link>&gt;.</note>" >