diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index dd028bd3e..4c750894e 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -40,6 +40,10 @@
     <listitem>
       <para>2012-01-28</para>
       <itemizedlist>
+        <listitem>
+          <para>[matthew] - Upgrade to GMP-5.0.3. Fixes
+          <ulink url="&lfs-ticket-root;3006">#3006</ulink>.</para>
+        </listitem>
         <listitem>
           <para>[matthew] - Upgrade to Linux-3.2.2. Fixes
           <ulink url="&lfs-ticket-root;3005">#3005</ulink>.</para>
diff --git a/chapter01/whatsnew.xml b/chapter01/whatsnew.xml
index c19a20eb5..19bf1721b 100644
--- a/chapter01/whatsnew.xml
+++ b/chapter01/whatsnew.xml
@@ -85,9 +85,9 @@
     <!--<listitem>
       <para>Glibc &glibc-version;</para>
     </listitem>-->
-    <!--<listitem>
+    <listitem>
       <para>GMP &gmp-version;</para>
-    </listitem>-->
+    </listitem>
     <listitem>
       <para>Grep &grep-version;</para>
     </listitem>
diff --git a/chapter05/gcc-pass1.xml b/chapter05/gcc-pass1.xml
index ba92ff94e..63865d36e 100644
--- a/chapter05/gcc-pass1.xml
+++ b/chapter05/gcc-pass1.xml
@@ -51,7 +51,7 @@
 
 <screen><userinput remap="pre">tar -jxf ../mpfr-&mpfr-version;.tar.bz2
 mv -v mpfr-&mpfr-version; mpfr
-tar -jxf ../gmp-&gmp-version;.tar.bz2
+tar -Jxf ../gmp-&gmp-version;.tar.xz
 mv -v gmp-&gmp-version; gmp
 tar -zxf ../mpc-&mpc-version;.tar.gz
 mv -v mpc-&mpc-version; mpc</userinput></screen>
diff --git a/chapter05/gcc-pass2.xml b/chapter05/gcc-pass2.xml
index b29afb6ae..6823aea83 100644
--- a/chapter05/gcc-pass2.xml
+++ b/chapter05/gcc-pass2.xml
@@ -134,7 +134,7 @@ esac</userinput></screen>
 
 <screen><userinput remap="pre">tar -jxf ../mpfr-&mpfr-version;.tar.bz2
 mv -v mpfr-&mpfr-version; mpfr
-tar -jxf ../gmp-&gmp-version;.tar.bz2
+tar -Jxf ../gmp-&gmp-version;.tar.xz
 mv -v gmp-&gmp-version; gmp
 tar -zxf ../mpc-&mpc-version;.tar.gz
 mv -v mpc-&mpc-version; mpc</userinput></screen>
diff --git a/packages.ent b/packages.ent
index 24bb02484..4659b28e0 100644
--- a/packages.ent
+++ b/packages.ent
@@ -211,10 +211,10 @@
 <!ENTITY glibc-ch6-du "856 MB">
 <!ENTITY glibc-ch6-sbu "14.2 SBU">
 
-<!ENTITY gmp-version "5.0.2">
-<!ENTITY gmp-size "1,977 KB">
-<!ENTITY gmp-url "&gnu;gmp/gmp-&gmp-version;.tar.bz2">
-<!ENTITY gmp-md5 "0bbaedc82fb30315b06b1588b9077cd3">
+<!ENTITY gmp-version "5.0.3">
+<!ENTITY gmp-size "1,646 KB">
+<!ENTITY gmp-url "&gnu;gmp/gmp-&gmp-version;.tar.xz">
+<!ENTITY gmp-md5 "1e8edebe33bc3ac6de17df3201732825">
 <!ENTITY gmp-home "&gnu-software;gmp/">
 <!ENTITY gmp-ch5-du "39 MB">
 <!ENTITY gmp-ch5-sbu "1.5 SBU">