diff --git a/xep-0343.xml b/xep-0343.xml
index c8fc99e4..34b4a0b5 100644
--- a/xep-0343.xml
+++ b/xep-0343.xml
@@ -31,6 +31,12 @@
     <surname>Bavendiek</surname>
     <email>bavendiek@dbis.rwth-aachen.de</email>
   </author>
+  <revision>
+    <version>0.3.1</version>
+    <date>2020-03-20</date>
+    <initials>ri0n</initials>
+    <remark>Fix attribute name (xmlns) in example</remark>
+  </revision>
   <revision>
     <version>0.3</version>
     <date>2017-09-11</date>