diff --git a/xep-0423.xml b/xep-0423.xml
index 144c5231..9aea0f29 100644
--- a/xep-0423.xml
+++ b/xep-0423.xml
@@ -54,7 +54,9 @@
     <supersedes>
       <spec>XEP-0412</spec>
     </supersedes>
-    <supersededby/>
+    <supersededby>
+      <spec>XEP-0443</spec>
+    </supersededby>
     <shortname>CS2020</shortname>
     <author>
       <firstname>Georg</firstname>
@@ -62,6 +64,12 @@
       <email>georg@op-co.de</email>
       <jid>georg@yax.im</jid>
     </author>
+    <revision>
+            <version>1.0.1</version>
+            <date>2022-02-15</date>
+            <initials>gl</initials>
+            <remark><p>Add supersededby</p></remark>
+    </revision>
   <revision>
     <version>1.0.0</version>
     <date>2019-11-07</date>