diff --git a/chapter11/reboot.xml b/chapter11/reboot.xml
index 5eee6ca5b..ebfb0a2b1 100644
--- a/chapter11/reboot.xml
+++ b/chapter11/reboot.xml
@@ -124,6 +124,9 @@ umount -v $LFS</userinput></screen>
 
   <para>Now, reboot the system.</para>
 
+<!-- Commented out because we don't have a host system requirement on
+     its init, and different init system may recommend different commands
+     for reboot.  -->
 <!--<screen role="nodump"><userinput>shutdown -r now</userinput></screen>-->
 
   <para>Assuming the GRUB boot loader was set up as outlined earlier, the menu