Index: head/en_US.ISO8859-1/articles/contributors/contrib.additional.xml
===================================================================
--- head/en_US.ISO8859-1/articles/contributors/contrib.additional.xml
+++ head/en_US.ISO8859-1/articles/contributors/contrib.additional.xml
@@ -6259,6 +6259,11 @@
   </listitem>
 
   <listitem>
+    <para>Marcel Kaiser
+      <email>mk@nic-nac-project.org</email></para>
+  </listitem>
+
+  <listitem>
     <para>Marcello Silva Coutinho
       <email>marcellocoutinho@gmail.com</email></para>
   </listitem>