diff --git a/documentation/content/en/books/developers-handbook/book.adoc b/documentation/content/en/books/developers-handbook/book.adoc
index c59bda0a3d..7953a77d83 100644
--- a/documentation/content/en/books/developers-handbook/book.adoc
+++ b/documentation/content/en/books/developers-handbook/book.adoc
@@ -1,99 +1,99 @@
 ---
 title: FreeBSD Developers' Handbook
 authors:
   - author: The FreeBSD Documentation Project
 copyright: 1995-2020 The FreeBSD Documentation Project
 releaseinfo: "$FreeBSD: head/en_US.ISO8859-1/books/developers-handbook/book.xml 54255 2020-06-15 08:13:08Z bcr $"
 trademarks: ["freebsd", "apple", "ibm", "ieee", "intel", "linux", "microsoft", "opengroup", "sun", "general"] 
 ---
 
 = FreeBSD Developers' Handbook
 :doctype: book
 :toc: macro
 :toclevels: 2
 :icons: font
 :xrefstyle: basic
 :relfileprefix: ../
 :outfilesuffix:
 :sectnums:
 :sectnumlevels: 6
 :partnums:
 :chapter-signifier: Chapter
 :part-signifier: Part
 :source-highlighter: rouge
 :experimental:
 :skip-front-matter:
 :book: true
 :pdf: false
 
 ifeval::["{backend}" == "html5"]
 include::shared/mirrors.adoc[]
 include::shared/authors.adoc[]
 include::shared/releases.adoc[]
 include::shared/en/mailing-lists.adoc[]
 include::shared/en/teams.adoc[]
 include::shared/en/urls.adoc[]
 :imagesdir: ../../../../images/books/developers-handbook/
 :chapters-path: content/en/books/developers-handbook/
 endif::[]
 
 ifeval::["{backend}" == "pdf"]
 include::../../../../shared/mirrors.adoc[]
 include::../../../../shared/authors.adoc[]
 include::../../../../shared/releases.adoc[]
 include::../../../../shared/en/mailing-lists.adoc[]
 include::../../../../shared/en/teams.adoc[]
 include::../../../../shared/en/urls.adoc[]
-:imagesdir: ../../../static/images/books/developers-handbook/
+:imagesdir: ../../../../static/images/books/developers-handbook/
 :chapters-path:
 endif::[]
 
 ifeval::["{backend}" == "epub3"]
 include::../../../../shared/mirrors.adoc[]
 include::../../../../shared/authors.adoc[]
 include::../../../../shared/releases.adoc[]
 include::../../../../shared/en/mailing-lists.adoc[]
 include::../../../../shared/en/teams.adoc[]
 include::../../../../shared/en/urls.adoc[]
-:imagesdir: ../../../static/images/books/developers-handbook/
+:imagesdir: ../../../../static/images/books/developers-handbook/
 :chapters-path:
 endif::[]
 
 [.abstract-title]
 [abstract]
 Abstract
 
 Welcome to the Developers' Handbook. This manual is a _work in progress_ and is the work of many individuals. Many sections do not yet exist and some of those that do exist need to be updated. If you are interested in helping with this project, send email to the {freebsd-doc}.
 
 The latest version of this document is always available from the link:https://www.FreeBSD.org[FreeBSD World Wide Web server]. It may also be downloaded in a variety of formats and compression options from the link:https://download.freebsd.org/ftp/doc/[FreeBSD FTP server] or one of the numerous link:{handbook}#mirrors-ftp/[mirror sites].
 
 '''
 
 toc::[]
 
 // Section one
 include::{chapters-path}parti.adoc[lines=7..8]
 include::{chapters-path}introduction/_index.adoc[leveloffset=+1, lines=10..24;35..-1]
 include::{chapters-path}tools/_index.adoc[leveloffset=+1, lines=10..26;37..-1]
 include::{chapters-path}secure/_index.adoc[leveloffset=+1, lines=9..23;34..-1]
 include::{chapters-path}l10n/_index.adoc[leveloffset=+1, lines=8..22;33..-1]
 include::{chapters-path}policies/_index.adoc[leveloffset=+1, lines=10..24;35..-1]
 include::{chapters-path}testing/_index.adoc[leveloffset=+1, lines=8..22;33..-1]
 
 // Section two
 include::{chapters-path}partii.adoc[lines=7..8]
 include::{chapters-path}sockets/_index.adoc[leveloffset=+1, lines=9..23;35..-1]
 include::{chapters-path}ipv6/_index.adoc[leveloffset=+1, lines=9..23;34..-1]
 
 // Section three
 include::{chapters-path}partiii.adoc[lines=7..8]
 include::{chapters-path}kernelbuild/_index.adoc[leveloffset=+1, lines=8..22;33..-1]
 include::{chapters-path}kerneldebug/_index.adoc[leveloffset=+1, lines=11..25;36..-1]
 
 // Section four
 include::{chapters-path}partiv.adoc[lines=7..8]
 include::{chapters-path}x86/_index.adoc[leveloffset=+1, lines=8..22;33..-1]
 
 // Appendices
 include::{chapters-path}partv.adoc[lines=7..8]
 include::{chapters-path}bibliography/_index.adoc[leveloffset=+1, lines=6..20;29..-1]