diff --git a/general.ent b/general.ent
index 9ef23c5621..07efc6adf9 100644
--- a/general.ent
+++ b/general.ent
@@ -3,13 +3,13 @@ $LastChangedBy$
 $Date$
 -->
 
-<!ENTITY day          "22">                   <!-- Always 2 digits -->
+<!ENTITY day          "23">                   <!-- Always 2 digits -->
 <!ENTITY month        "10">                   <!-- Always 2 digits -->
 <!ENTITY year         "2012">
 <!ENTITY copyrightdate "2001-&year;">
 <!ENTITY copyholder   "The BLFS Development Team">
 <!ENTITY version      "&year;-&month;-&day;">
-<!ENTITY releasedate  "October 22nd, &year;">
+<!ENTITY releasedate  "October 23nd, &year;">
 <!-- <!ENTITY releasedate  "November &day;st, &year;"> -->
 <!ENTITY pubdate      "&year;-&month;-&day;"> <!-- metadata req. by TLDP -->
 <!ENTITY blfs-version "svn">                  <!-- svn|[release #] -->
@@ -588,7 +588,7 @@ export -f as_root</userinput></screen>
 <!ENTITY shared-mime-info-version     "1.0">
 <!ENTITY startup-notification-version "0.12">
 <!ENTITY webkitgtk-version            "1.10.1">
-<!ENTITY xulrunner-version            "15.0.1">
+<!ENTITY xulrunner-version            "16.0.1">
 
 <!ENTITY gtk2-libdir                  "2.0/2.10.0">
 <!ENTITY qt-dir                       "$QTDIR">
diff --git a/introduction/welcome/changelog.xml b/introduction/welcome/changelog.xml
index 3bf215bc4d..4ec7cf8ac6 100644
--- a/introduction/welcome/changelog.xml
+++ b/introduction/welcome/changelog.xml
@@ -44,6 +44,16 @@
 
 -->
 
+    <listitem>
+      <para>October 22nd, 2012</para>
+      <itemizedlist>
+        <listitem>
+          <para>[bdubbs] - Update to Firefox/Xulrunner-16.0.1. Fixes
+          <ulink url="&blfs-ticket-root;3597">#3597</ulink>.</para>
+        </listitem>
+      </itemizedlist>
+    </listitem>
+
     <listitem>
       <para>October 22nd, 2012</para>
       <itemizedlist>
diff --git a/x/lib/xulrunner.xml b/x/lib/xulrunner.xml
index 5b01d05155..cf52dc175d 100644
--- a/x/lib/xulrunner.xml
+++ b/x/lib/xulrunner.xml
@@ -8,10 +8,10 @@
   <!ENTITY xulrunner-download-ftp
   "ftp://ftp.mozilla.org/pub/mozilla.org/firefox/releases/&firefox-version;/source/firefox-&firefox-version;.source.tar.bz2">
   <!-- md5sum and size should match firefox, but the buildsize and time will differ -->
-  <!ENTITY xulrunner-md5sum        "743ba71fbce7b32023405db02d44143f">
-  <!ENTITY xulrunner-size          "80 MB">
-  <!ENTITY xulrunner-buildsize     "908 MB (87 MB installed)">
-  <!ENTITY xulrunner-time          "26 SBU">
+  <!ENTITY xulrunner-md5sum        "78e641c67dc4a40cb3f48fce3e782d41">
+  <!ENTITY xulrunner-size          "85 MB">
+  <!ENTITY xulrunner-buildsize     "961 MB (59 MB installed)">
+  <!ENTITY xulrunner-time          "27 SBU">
 ]>
 
 <sect1 id="xulrunner" xreflabel="Xulrunner-&xulrunner-version;">
diff --git a/xsoft/graphweb/firefox.xml b/xsoft/graphweb/firefox.xml
index 81fecb7a10..59d554b008 100644
--- a/xsoft/graphweb/firefox.xml
+++ b/xsoft/graphweb/firefox.xml
@@ -7,10 +7,10 @@
   <!ENTITY firefox-download-http " ">
   <!ENTITY firefox-download-ftp
     "ftp://ftp.mozilla.org/pub/mozilla.org/firefox/releases/&firefox-version;/source/firefox-&firefox-version;.source.tar.bz2">
-  <!ENTITY firefox-md5sum        "743ba71fbce7b32023405db02d44143f">
-  <!ENTITY firefox-size          "80 MB">
-  <!ENTITY firefox-buildsize     "940 MB (34 MB installed) (or 582MB and 3.3MB if using xulrunner)">
-  <!ENTITY firefox-time          "26 SBU (0.3 SBU if using xulrunner)">
+  <!ENTITY firefox-md5sum        "78e641c67dc4a40cb3f48fce3e782d41">
+  <!ENTITY firefox-size          "85 MB">
+  <!ENTITY firefox-buildsize     "994 MB (34 MB installed) (or 647 MB and 4.1 MB if using xulrunner)">
+  <!ENTITY firefox-time          "27 SBU (0.4 SBU if using xulrunner)">
 ]>
 
 <sect1 id="firefox" xreflabel="Firefox-&firefox-version;">
@@ -162,6 +162,9 @@ ac_add_options --disable-libnotify
 # ac_add_options --with-system-libxul
 # ac_add_options --with-libxul-sdk=\$(pkg-config --variable=sdkdir libxul)
 
+# Note: The backslash above is to facilitate a paste operation.  It
+# should not appear in the mozconfig file.
+
 # Uncomment these if you have installed them:
 # ac_add_options --enable-startup-notification
 # ac_add_options --enable-system-hunspell