diff --git a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
index 90e0d53d4e..fc84689644 100644
--- a/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
+++ b/en_US.ISO8859-1/articles/contributors/contrib.additional.sgml
@@ -4161,6 +4161,11 @@
 	<email>mtaylor@cybernet.com</email></para>
     </listitem>
 
+    <listitem>
+      <para>Mark Johnston
+	<email>mjohnston@skyweb.ca</email></para>
+    </listitem>
+
     <listitem>
       <para>Mark Knight
 	<email>markk@knigma.org</email></para>