diff --git a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
index ede97762d0..6c8897b187 100644
--- a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
+++ b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
@@ -4596,6 +4596,11 @@
 	<email>munish@engmail.uwaterloo.ca</email></para>
     </listitem>
 
+    <listitem>
+      <para>Mykola Khotyaintsev
+	<email>ko@irfu.se</email></para>
+    </listitem>
+
     <listitem>
       <para>N.G.Smith
 	<email>ngs@sesame.hensa.ac.uk</email></para>