diff --git a/chapter10/kernel.xml b/chapter10/kernel.xml
index fef58a49c..0c536f520 100644
--- a/chapter10/kernel.xml
+++ b/chapter10/kernel.xml
@@ -141,23 +141,6 @@
       <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
         href="kernel/systemd.xml"/>
    
-      <para>Enable some additional features if you are building a 64-bit
-      system.  If you are using menuconfig, enable them in the order of
-      <parameter>CONFIG_PCI_MSI</parameter> first, then
-      <parameter>CONFIG_IRQ_REMAP</parameter>, at last
-      <parameter>CONFIG_X86_X2APIC</parameter> because an option only
-      shows up after its dependencies are selected.</para>
-
-      <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
-        href="kernel/x2apic.xml"/>
-
-      <para>If you are building a 32-bit system running on a hardware
-      with RAM more than 4GB, adjust the configuration so the kernel will
-      be able to use up to 64GB physical RAM:</para>
-
-      <xi:include xmlns:xi="http://www.w3.org/2001/XInclude"
-        href="kernel/highmem.xml"/>
-
       <para>If the partition for the LFS system is in a NVME SSD (i. e. the
       device node for the partition is <filename>/dev/nvme*</filename>
       instead of <filename>/dev/sd*</filename>), enable NVME support or
@@ -288,18 +271,6 @@
         </listitem>
       </varlistentry>
 
-      <varlistentry>
-        <term><parameter>Support x2apic</parameter></term>
-        <listitem>
-          <para>Support running the interrupt controller of 64-bit x86
-          processors in x2APIC mode.  x2APIC may be enabled by firmware on
-          64-bit x86 systems, and a kernel without this option enabled will
-          panic on boot if x2APIC is enabled by firmware.  This option 
-          has no effect, but also does no harm if x2APIC is disabled by the
-          firmware.</para>
-        </listitem>
-      </varlistentry>
-
     </variablelist>
 
     <para>Alternatively, <command>make oldconfig</command> may be more
diff --git a/chapter10/kernel/highmem.toml b/chapter10/kernel/highmem.toml
deleted file mode 100644
index 2caf42385..000000000
--- a/chapter10/kernel/highmem.toml
+++ /dev/null
@@ -1 +0,0 @@
-HIGHMEM64G='X'
diff --git a/chapter10/kernel/highmem.xml b/chapter10/kernel/highmem.xml
deleted file mode 100644
index 4849fc248..000000000
--- a/chapter10/kernel/highmem.xml
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE note PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
-  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
-<!-- Automatically generated by kernel-config.py
-     DO NOT EDIT! -->
-<screen role="nodump"><emphasis role='blue'>P</emphasis>rocessor type and features ---&gt;
-  H<emphasis role='blue'>i</emphasis>gh Memory Support ---&gt;
-    (X) <emphasis role='blue'>6</emphasis>4GB                                                        [HIGHMEM64G]</screen>
diff --git a/chapter10/kernel/kernel-config.py b/chapter10/kernel/kernel-config.py
index 814484b84..7aea6e6aa 100755
--- a/chapter10/kernel/kernel-config.py
+++ b/chapter10/kernel/kernel-config.py
@@ -23,7 +23,7 @@ menu_id = 1
 stack = []
 if_stack = []
 
-expand_var_mp = { 'SRCARCH': 'x86' }
+expand_var_mp = { 'SRCARCH': 'mips' }
 main_dep = {}
 
 def expand_var(s):
diff --git a/chapter10/kernel/kernel.version b/chapter10/kernel/kernel.version
index 06a765991..29310f454 100644
--- a/chapter10/kernel/kernel.version
+++ b/chapter10/kernel/kernel.version
@@ -1 +1 @@
-6.7.1
+6.7.4
diff --git a/chapter10/kernel/systemd.xml b/chapter10/kernel/systemd.xml
index 5ed373790..2738ead80 100644
--- a/chapter10/kernel/systemd.xml
+++ b/chapter10/kernel/systemd.xml
@@ -15,9 +15,9 @@
     [*] M<emphasis role='blue'>e</emphasis>mory controller                                                [MEMCG]
   [ ] <emphasis role='blue'>C</emphasis>onfigure standard kernel features (expert users) ---&gt;            [EXPERT]
 
-<emphasis role='blue'>P</emphasis>rocessor type and features ---&gt;
-  [*] <emphasis role='blue'>B</emphasis>uild a relocatable kernel                                   [RELOCATABLE]
-  [*]   <emphasis role='blue'>R</emphasis>andomize the address of the kernel image (KASLR)       [RANDOMIZE_BASE]
+<emphasis role='blue'>K</emphasis>ernel type ---&gt;
+  [*] <emphasis role='blue'>R</emphasis>elocatable kernel                                           [RELOCATABLE]
+  [*]   <emphasis role='blue'>R</emphasis>andomize the address of the kernel image               [RANDOMIZE_BASE]
 
 <emphasis role='blue'>G</emphasis>eneral architecture-dependent options ---&gt;
   [*] <emphasis role='blue'>S</emphasis>tack Protector buffer overflow detection                 [STACKPROTECTOR]
diff --git a/chapter10/kernel/sysv.xml b/chapter10/kernel/sysv.xml
index 25cb0c2a6..24acd0feb 100644
--- a/chapter10/kernel/sysv.xml
+++ b/chapter10/kernel/sysv.xml
@@ -14,9 +14,9 @@
     [*] M<emphasis role='blue'>e</emphasis>mory controller                                                [MEMCG]
   [ ] <emphasis role='blue'>C</emphasis>onfigure standard kernel features (expert users) ---&gt;            [EXPERT]
 
-<emphasis role='blue'>P</emphasis>rocessor type and features ---&gt;
-  [*] <emphasis role='blue'>B</emphasis>uild a relocatable kernel                                   [RELOCATABLE]
-  [*]   <emphasis role='blue'>R</emphasis>andomize the address of the kernel image (KASLR)       [RANDOMIZE_BASE]
+<emphasis role='blue'>K</emphasis>ernel type ---&gt;
+  [*] <emphasis role='blue'>R</emphasis>elocatable kernel                                           [RELOCATABLE]
+  [*]   <emphasis role='blue'>R</emphasis>andomize the address of the kernel image               [RANDOMIZE_BASE]
 
 <emphasis role='blue'>G</emphasis>eneral architecture-dependent options ---&gt;
   [*] <emphasis role='blue'>S</emphasis>tack Protector buffer overflow detection                 [STACKPROTECTOR]
diff --git a/chapter10/kernel/x2apic.toml b/chapter10/kernel/x2apic.toml
deleted file mode 100644
index 6f7657b13..000000000
--- a/chapter10/kernel/x2apic.toml
+++ /dev/null
@@ -1,5 +0,0 @@
-X86_X2APIC='*'
-PCI='*'
-PCI_MSI='*'
-IOMMU_SUPPORT='*'
-IRQ_REMAP='*'
diff --git a/chapter10/kernel/x2apic.xml b/chapter10/kernel/x2apic.xml
deleted file mode 100644
index e52756879..000000000
--- a/chapter10/kernel/x2apic.xml
+++ /dev/null
@@ -1,13 +0,0 @@
-<?xml version="1.0" encoding="UTF-8"?>
-<!DOCTYPE note PUBLIC "-//OASIS//DTD DocBook XML V4.5//EN"
-  "http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd">
-<!-- Automatically generated by kernel-config.py
-     DO NOT EDIT! -->
-<screen role="nodump"><emphasis role='blue'>P</emphasis>rocessor type and features ---&gt;
-  [*] <emphasis role='blue'>S</emphasis>upport x2apic                                                [X86_X2APIC]
-
-<emphasis role='blue'>D</emphasis>evice Drivers ---&gt;
-  [*] <emphasis role='blue'>P</emphasis>CI support ---&gt;                                                     [PCI]
-    [*] M<emphasis role='blue'>e</emphasis>ssage Signaled Interrupts (MSI and MSI-X)                    [PCI_MSI]
-  [*] <emphasis role='blue'>I</emphasis>OMMU Hardware Support ---&gt;                                [IOMMU_SUPPORT]
-    [*] <emphasis role='blue'>S</emphasis>upport for Interrupt Remapping                              [IRQ_REMAP]</screen>