diff --git a/LDP/howto/docbook/Adv-Routing-HOWTO.sgml b/LDP/howto/docbook/Adv-Routing-HOWTO.sgml
index 1c5d0401..39246ec3 100644
--- a/LDP/howto/docbook/Adv-Routing-HOWTO.sgml
+++ b/LDP/howto/docbook/Adv-Routing-HOWTO.sgml
@@ -5100,7 +5100,6 @@ features are explained there.
   xreflabel="Reverse Path Filtering">
   <Title>Reverse Path Filtering</Title>
 
-<?xml version="1.0" encoding="UTF-8"?>
 <!DOCTYPE article
   PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN" "http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd">
 <article lang="">