diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index d8f94d56c..8f7ff2071 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -40,6 +40,10 @@
     <listitem>
       <para>2009-10-20</para>
       <itemizedlist>
+        <listitem>
+          <para>[matthew] Upgraded to Linux-2.6.31.4. Fixes
+          <ulink url="&lfs-ticket-root;2503">#2503</ulink>.</para>
+        </listitem>
         <listitem>
           <para>[matthew] Upgraded to GCC-4.4.2. Fixes
           <ulink url="&lfs-ticket-root;2504">#2504</ulink>.</para>
diff --git a/packages.ent b/packages.ent
index 4939b8457..d2fecb8f2 100644
--- a/packages.ent
+++ b/packages.ent
@@ -308,12 +308,12 @@
 
 <!ENTITY linux-major-version "2.6">
 <!ENTITY linux-minor-version "31">
-<!ENTITY linux-patch-version "3">
+<!ENTITY linux-patch-version "4">
 <!ENTITY linux-version "&linux-major-version;.&linux-minor-version;.&linux-patch-version;">
 <!-- <!ENTITY linux-version "&linux-major-version;.&linux-minor-version;"> -->
-<!ENTITY linux-size "60,012 KB">
+<!ENTITY linux-size "60,013 KB">
 <!ENTITY linux-url "&kernel;linux/kernel/v&linux-major-version;/linux-&linux-version;.tar.bz2">
-<!ENTITY linux-md5 "15dbe80bdc5f4135708762ff980080ea">
+<!ENTITY linux-md5 "ae7fde9fd0ae0d8ac12a1e1536d6d3ce">
 <!ENTITY linux-home "http://www.kernel.org/">
 <!ENTITY linux-ch8-du "350 - 500 MB">
 <!ENTITY linux-ch8-sbu "1.5 - 5.0 SBU">