diff --git a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
index d785f36675..a2a97020a7 100644
--- a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
+++ b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
@@ -5231,6 +5231,11 @@
 	<email>kcwu@csie.org</email></para>
     </listitem>
 
+    <listitem>
+      <para>Kuo-Feng Tseng
+       <email>kftseng@iyard.org</email></para>
+    </listitem>
+
     <listitem>
       <para>Kurt D. Zeilenga
 	<email>Kurt@Boolean.NET</email></para>