diff --git a/appendices/dependencies.xml b/appendices/dependencies.xml
index c5a4b086d..9053da5ec 100644
--- a/appendices/dependencies.xml
+++ b/appendices/dependencies.xml
@@ -1862,7 +1862,9 @@
       <segmentedlist id="linux-optdeps">
         <segtitle>&external;</segtitle>
         <seglistitem>
-          <seg>None</seg>
+          <seg>
+            <ulink url="&blfs-book;general/cpio.html">cpio</ulink>
+          </seg>
         </seglistitem>
       </segmentedlist>
 
diff --git a/chapter10/kernel.xml b/chapter10/kernel.xml
index ca47b0243..fa518e721 100644
--- a/chapter10/kernel.xml
+++ b/chapter10/kernel.xml
@@ -105,13 +105,16 @@
       <para>Be sure to enable/disable/set the following features or the system might
       not work correctly or boot at all:</para>
 
-      <screen role="nodump" revision="sysv">Device Drivers  ---&gt;
+      <screen role="nodump" revision="sysv">General setup -->
+   &lt; &gt; Enable kernel headers through /sys/kernel/kheaders.tar.xz [CONFIG_IKHEADERS]
+Device Drivers  ---&gt;
   Generic Driver Options  ---&gt;
    [ ] Support for uevent helper [CONFIG_UEVENT_HELPER]
    [*] Maintain a devtmpfs filesystem to mount at /dev [CONFIG_DEVTMPFS]</screen>
 
       <screen role="nodump" revision="systemd">General setup -->
    [ ] Auditing Support [CONFIG_AUDIT]
+   &lt; &gt; Enable kernel headers through /sys/kernel/kheaders.tar.xz [CONFIG_IKHEADERS]
    [*] Control Group support [CONFIG_CGROUPS]
    [ ] Enable deprecated sysfs features to support old userspace tools [CONFIG_SYSFS_DEPRECATED]
    [*] Configure standard kernel features (expert users) [CONFIG_EXPERT] ---&gt;
@@ -157,6 +160,18 @@ File systems  ---&gt;
     <variablelist>
       <title>The rationale for the above configuration items:</title>
 
+      <varlistentry>
+        <term>
+          <parameter>
+            Enable kernel headers through /sys/kernel/kheaders.tar.xz
+          </parameter>
+        </term>
+        <listitem>
+          <para>This will require <command>cpio</command> building the kernel.
+          <command>cpio</command> is not installed by LFS.</para>
+        </listitem>
+      </varlistentry>
+
       <varlistentry>
         <term><parameter>Support for uevent helper</parameter></term>
         <listitem>