diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index 64b22db82..955f0a0fe 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -123,6 +123,9 @@ First a summary, then a detailed log.</para>
 </itemizedlist>
 </listitem>
 
+<listitem><para>October 15, 2005 [matt]: Use an updated version of the Udev
+rules file (fixes bug 1639).</para></listitem>
+
 <listitem><para>October 15, 2005 [matt]: Add a cdrom group as required by the
 Udev rules file</para></listitem>
 
diff --git a/chapter03/packages.xml b/chapter03/packages.xml
index 7301eb381..80ff8e74d 100644
--- a/chapter03/packages.xml
+++ b/chapter03/packages.xml
@@ -403,7 +403,7 @@ url="ftp://ftp.linuxfromscratch.org/pub/lfs/"/>.</para></note>
 <varlistentry>
 <term>Udev Rules Configuration - 5 KB:</term>
 <listitem>
-<para><ulink url="http://downloads.linuxfromscratch.org/udev-config-3.rules"/></para>
+<para><ulink url="http://downloads.linuxfromscratch.org/udev-config-4.rules"/></para>
 </listitem>
 </varlistentry>
 
diff --git a/chapter06/udev.xml b/chapter06/udev.xml
index a3f16876e..8404a1176 100644
--- a/chapter06/udev.xml
+++ b/chapter06/udev.xml
@@ -44,7 +44,7 @@
 <para>Udev's configuration is far from ideal by default, so install
 the configuration files here:</para>
 
-<screen><userinput>cp -v ../udev-config-3.rules /etc/udev/rules.d/25-lfs.rules</userinput></screen>
+<screen><userinput>cp -v ../udev-config-4.rules /etc/udev/rules.d/25-lfs.rules</userinput></screen>
 
 <para>Install the documentation that explains how to create Udev rules:</para>