diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index 5f7a2a9ed..c170c17a1 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -49,6 +49,10 @@
     <listitem>
       <para>2012-05-06</para>
       <itemizedlist>
+         <listitem>
+           <para>[matthew] - Upgrade to Zlib-1.2.7. Fixes
+           <ulink url="&lfs-ticket-root;3078">#3078</ulink>.</para>
+         </listitem>
          <listitem>
            <para>[matthew] - Apply latest upstream patches for Bash.  Fixes
            <ulink url="&lfs-ticket-root;3077">#3077</ulink>.</para>
diff --git a/packages.ent b/packages.ent
index 1567b19ad..c773b5858 100644
--- a/packages.ent
+++ b/packages.ent
@@ -557,10 +557,10 @@
 <!ENTITY xz-ch6-du "13 MB">
 <!ENTITY xz-ch6-sbu "0.4 SBU">
 
-<!ENTITY zlib-version "1.2.6">
-<!ENTITY zlib-size "490 KB">
+<!ENTITY zlib-version "1.2.7">
+<!ENTITY zlib-size "493 KB">
 <!ENTITY zlib-url "http://www.zlib.net/zlib-&zlib-version;.tar.bz2">
-<!ENTITY zlib-md5 "dc2cfa0d2313ca77224b4d932b2911e9">
+<!ENTITY zlib-md5 "2ab442d169156f34c379c968f3f482dd">
 <!ENTITY zlib-home "http://www.zlib.net/">
 <!ENTITY zlib-ch6-du "2.8 MB">
 <!ENTITY zlib-ch6-sbu "less than 0.1 SBU">