diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index 0b3ed5a2c..ef2b89a52 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -40,6 +40,10 @@
     <listitem>
       <para>2009-05-10</para>
       <itemizedlist>
+        <listitem>
+          <para>[matthew] - Upgrade to Sed-4.2. Fixes
+          <ulink url="&lfs-ticket-root;2389">#2389</ulink>.</para>
+        </listitem>
         <listitem>
           <para>[matthew] - Upgrade to Module-Init-Tools-3.8. Fixes
           <ulink url="&lfs-ticket-root;2381">#2381</ulink>.</para>
diff --git a/chapter01/whatsnew.xml b/chapter01/whatsnew.xml
index 69511d86b..e2663a640 100644
--- a/chapter01/whatsnew.xml
+++ b/chapter01/whatsnew.xml
@@ -158,9 +158,9 @@
     <listitem>
       <para>Readline &readline-version;</para>
     </listitem>
-    <!--<listitem>
+    <listitem>
       <para>Sed &sed-version;</para>
-    </listitem>-->
+    </listitem>
     <listitem>
       <para>Shadow &shadow-version;</para>
     </listitem>
diff --git a/packages.ent b/packages.ent
index 6f356d9e9..3532596ee 100644
--- a/packages.ent
+++ b/packages.ent
@@ -430,10 +430,10 @@
 <!ENTITY readline-ch6-du "10.2 MB">
 <!ENTITY readline-ch6-sbu "0.1 SBU">
 
-<!ENTITY sed-version "4.1.5">
-<!ENTITY sed-size "781 KB">
-<!ENTITY sed-url "&gnu;sed/sed-&sed-version;.tar.gz">
-<!ENTITY sed-md5 "7a1cbbbb3341287308e140bd4834c3ba">
+<!ENTITY sed-version "4.2">
+<!ENTITY sed-size "862 KB">
+<!ENTITY sed-url "&gnu;sed/sed-&sed-version;.tar.bz2">
+<!ENTITY sed-md5 "41b69b632c0265fc1b16079023499590">
 <!ENTITY sed-home "&gnu-software;sed/">
 <!ENTITY sed-ch5-du "6.1 MB">
 <!ENTITY sed-ch5-sbu "0.1 SBU">