diff --git a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
index c309a7b9e1..27c8b73276 100644
--- a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
+++ b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
@@ -8178,6 +8178,11 @@
 	<email>rbush@bainbridge.verio.net</email></para>
     </listitem>
 
+    <listitem>
+      <para>Raphael Kubo da Costa
+	<email>kubito@gmail.com</email></para>
+    </listitem>
+
     <listitem>
       <para>Rashid N. Achilov
 	<email>shelton@sentry.granch.ru</email></para>