diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index dea25cd40..527571db1 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -56,7 +56,7 @@
           <ulink url="&lfs-ticket-root;5121">#5121</ulink>.</para>
         </listitem>
         <listitem>
-          <para>[bdubbs] - Update to linux-5.19.11. Fixes
+          <para>[bdubbs] - Update to linux-5.19.12. Fixes
           <ulink url="&lfs-ticket-root;5115">#5115</ulink>.</para>
         </listitem>
         <listitem>
@@ -72,7 +72,7 @@
           <ulink url="&lfs-ticket-root;5123">#5123</ulink>.</para>
         </listitem>
         <listitem>
-          <para>[bdubbs] - Update to bc-6.0.3. Fixes
+          <para>[bdubbs] - Update to bc-6.0.4. Fixes
           <ulink url="&lfs-ticket-root;5114">#5114</ulink>.</para>
         </listitem>
         <listitem>
diff --git a/chapter08/autoconf.xml b/chapter08/autoconf.xml
index 40427cda7..7925e44ea 100644
--- a/chapter08/autoconf.xml
+++ b/chapter08/autoconf.xml
@@ -43,7 +43,7 @@
 
     <para>First, fix several problems with the tests caused by bash-5.2 and later:</para>
 
-    <screen><userinput remap="pre">sed -e 's/SECONDS|/&SHLVL|/'               \
+    <screen><userinput remap="pre">sed -e 's/SECONDS|/&amp;SHLVL|/'               \
     -e '/BASH_ARGV=/a\        /^SHLVL=/ d' \
     -i.orig tests/local.at</userinput></screen>
 
diff --git a/packages.ent b/packages.ent
index 7565e8fd5..54b57537f 100644
--- a/packages.ent
+++ b/packages.ent
@@ -58,10 +58,10 @@
 <!ENTITY bash-fin-du "50 MB">
 <!ENTITY bash-fin-sbu "1.4 SBU">
 
-<!ENTITY bc-version "6.0.3">
+<!ENTITY bc-version "6.0.4">
 <!ENTITY bc-size "442 KB">
 <!ENTITY bc-url "https://github.com/gavinhoward/bc/releases/download/&bc-version;/bc-&bc-version;.tar.xz">
-<!ENTITY bc-md5 "d26913b41e3c585778c2477b40afd78e">
+<!ENTITY bc-md5 "1e1c90de1a11f3499237425de1673ef1">
 <!ENTITY bc-home "https://git.yzena.com/gavin/bc">
 <!ENTITY bc-fin-du "7.4 MB">
 <!ENTITY bc-fin-sbu "less than 0.1 SBU">
@@ -424,12 +424,12 @@
 
 <!ENTITY linux-major-version "5">
 <!ENTITY linux-minor-version "19">
-<!ENTITY linux-patch-version "11">
+<!ENTITY linux-patch-version "12">
 <!--<!ENTITY linux-version "&linux-major-version;.&linux-minor-version;">-->
 <!ENTITY linux-version "&linux-major-version;.&linux-minor-version;.&linux-patch-version;">
-<!ENTITY linux-size "128,563 KB">
+<!ENTITY linux-size "128,599 KB">
 <!ENTITY linux-url "&kernel;linux/kernel/v&linux-major-version;.x/linux-&linux-version;.tar.xz">
-<!ENTITY linux-md5 "5c7afbd61691adfeaea52cb724cbd3c3">
+<!ENTITY linux-md5 "6a8c953d04986027b033bc92185745bf">
 <!ENTITY linux-home "https://www.kernel.org/">
 <!-- measured for 5.13.4 / gcc-11.1.0 on x86_64 : minimum is
  allnoconfig rounded down to allow for ongoing cleanups,