diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index 46f68ea9c..abcc6befa 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -40,6 +40,10 @@
     <listitem>
       <para>2012-09-16</para>
       <itemizedlist>
+        <listitem>
+          <para>[matthew] - Upgrade to MPC-1.0.1.  Fixes
+          <ulink url="&lfs-ticket-root;3181">#3181</ulink>.</para>
+        </listitem>
         <listitem>
           <para>[matthew] - Upgrade to Kmod-10.  Fixes
           <ulink url="&lfs-ticket-root;3180">#3180</ulink>.</para>
diff --git a/chapter01/whatsnew.xml b/chapter01/whatsnew.xml
index 5eef73f8d..0ebeb6bcd 100644
--- a/chapter01/whatsnew.xml
+++ b/chapter01/whatsnew.xml
@@ -142,9 +142,9 @@
     <!--<listitem>
       <para>Man-pages &man-pages-version;</para>
     </listitem>-->
-    <!--<listitem>
+    <listitem>
       <para>MPC &mpc-version;</para>
-    </listitem>-->
+    </listitem>
     <!--<listitem>
       <para>MPFR &mpfr-version;</para>
     </listitem>-->
diff --git a/packages.ent b/packages.ent
index 0b38a5780..b56503570 100644
--- a/packages.ent
+++ b/packages.ent
@@ -379,10 +379,10 @@
 <!ENTITY man-pages-ch6-du "22 MB">
 <!ENTITY man-pages-ch6-sbu "less than 0.1 SBU">
 
-<!ENTITY mpc-version "1.0">
-<!ENTITY mpc-size "614 KB">
+<!ENTITY mpc-version "1.0.1">
+<!ENTITY mpc-size "610 KB">
 <!ENTITY mpc-url "http://www.multiprecision.org/mpc/download/mpc-&mpc-version;.tar.gz">
-<!ENTITY mpc-md5 "13370ceb2e266c5eeb2f7e78c24b7858">
+<!ENTITY mpc-md5 "b32a2e1a3daa392372fbd586d1ed3679">
 <!ENTITY mpc-home "http://www.multiprecision.org/">
 <!ENTITY mpc-ch5-du "5.6 MB">
 <!ENTITY mpc-ch5-sbu "0.1 SBU">