diff --git a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
index 49ce9079b2..488abfa8b0 100644
--- a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
+++ b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
@@ -1315,6 +1315,11 @@
 	<email>rock@cs.uni-sb.de</email></para>
     </listitem>
 
+    <listitem>
+      <para>Daniel Roethlisberger
+	<email>daniel@roe.ch</email></para>
+    </listitem>
+
     <listitem>
       <para>Daniel W. McRobb
 	<email>dwm@caimis.com</email></para>