diff --git a/gnu/packages/docbook.scm b/gnu/packages/docbook.scm
index f8a9edd769..070b957339 100644
--- a/gnu/packages/docbook.scm
+++ b/gnu/packages/docbook.scm
@@ -707,73 +707,72 @@ (define-public docbook2x
                 "0ifwzk99rzjws0ixzimbvs83x6cxqk1xzmg84wa1p7bs6rypaxs0"))))
     (build-system gnu-build-system)
     (inputs
-     `(("bash-minimal" ,bash-minimal)
-       ("docbook-xml" ,docbook-xml-4.5)
-       ("perl" ,perl)
-       ("perl-xml-namespacesupport" ,perl-xml-namespacesupport)
-       ("perl-xml-parser" ,perl-xml-parser)
-       ("perl-xml-sax" ,perl-xml-sax)
-       ("perl-xml-sax-base" ,perl-xml-sax-base)
-       ("texinfo" ,texinfo)
-       ("xsltproc" ,libxslt)))
+     (list bash-minimal
+           docbook-xml-4.5
+           perl
+           perl-xml-namespacesupport
+           perl-xml-parser
+           perl-xml-sax
+           perl-xml-sax-base
+           texinfo
+           libxslt))
     (arguments
-     `(#:phases
-       (modify-phases %standard-phases
-         (add-after 'configure 'patch-sources
-           (lambda* (#:key inputs outputs #:allow-other-keys)
-             ;; Fix failed substitution in config.pl
-             (substitute* "perl/config.pl"
-               (("\\$\\{prefix\\}")
-                (assoc-ref outputs "out")))
-             ;; Fix a failing test (maybe it worked with old texinfo?)
-             (substitute* "test/complete-manuals/at1.xml"
-               (("<bridgehead>")
-                "<bridgehead renderas=\"sect2\">"))
-             ;; Patch all the tests use DocBook 4.5
-             (substitute* (find-files "test" "\\.xml$")
-               (("\"-//OASIS//DTD DocBook XML V4\\..+//EN\"")
-                "\"-//OASIS//DTD DocBook XML V4.5//EN\"")
-               (("\"http://www\\.oasis-open\\.org/docbook/xml/4\\..+/docbookx.dtd\"")
-                "\"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd\""))
-             ;; Set XML catalogs for tests to pass
-             (setenv "XML_CATALOG_FILES"
-                     (string-append (assoc-ref inputs "docbook-xml")
-                                    "/xml/dtd/docbook/catalog.xml"))))
-         (add-after 'install 'wrap-programs
-           (lambda* (#:key inputs outputs #:allow-other-keys)
-             (let* ((out (assoc-ref outputs "out"))
-                    (programs
-                     (map (lambda (p)
-                            (string-append out "/bin/" p))
-                          '("db2x_manxml" "db2x_texixml" "db2x_xsltproc"
-                            "docbook2man" "docbook2texi")))
-                    (perl5lib
-                     (map (lambda (i)
-                            (string-append (assoc-ref inputs i)
-                                           "/lib/perl5/site_perl"))
-                          '("perl-xml-namespacesupport"
-                            "perl-xml-parser"
-                            "perl-xml-sax"
-                            "perl-xml-sax-base")))
-                    (xml-catalog-files
-                     (list (string-append (assoc-ref inputs "docbook-xml")
-                                          "/xml/dtd/docbook/catalog.xml"))))
-               (map (lambda (program)
-                      (wrap-program program
-                        `("PERL5LIB" ":" prefix
-                          ,perl5lib)
-                        `("XML_CATALOG_FILES" " " prefix
-                          ,xml-catalog-files)))
-                    programs))))
-         (add-after 'install 'create-symlinks
-           (lambda* (#:key outputs #:allow-other-keys)
-             (let ((out (assoc-ref outputs "out")))
-               ;; Create db2x_* symlinks to satisfy some configure scripts
-               ;; which use these names to differentiate from an older
-               ;; docbook2man script provided by docbook-utils.
-               (map (lambda (prog)
-                      (symlink prog (string-append out "/bin/db2x_" prog)))
-                    '("docbook2man" "docbook2texi"))))))))
+     (list
+      #:phases
+      #~(modify-phases %standard-phases
+          (add-after 'configure 'patch-sources
+            (lambda* (#:key inputs #:allow-other-keys)
+              ;; Fix failed substitution in config.pl
+              (substitute* "perl/config.pl"
+                (("\\$\\{prefix\\}")
+                 #$output))
+              ;; Fix a failing test (maybe it worked with old texinfo?)
+              (substitute* "test/complete-manuals/at1.xml"
+                (("<bridgehead>")
+                 "<bridgehead renderas=\"sect2\">"))
+              ;; Patch all the tests use DocBook 4.5
+              (substitute* (find-files "test" "\\.xml$")
+                (("\"-//OASIS//DTD DocBook XML V4\\..+//EN\"")
+                 "\"-//OASIS//DTD DocBook XML V4.5//EN\"")
+                (("\"http://www\\.oasis-open\\.org/docbook/xml/4\\..+/docbookx.dtd\"")
+                 "\"http://www.oasis-open.org/docbook/xml/4.5/docbookx.dtd\""))
+              ;; Set XML catalogs for tests to pass
+              (setenv "XML_CATALOG_FILES"
+                      (string-append (assoc-ref inputs "docbook-xml")
+                                     "/xml/dtd/docbook/catalog.xml"))))
+          (add-after 'install 'wrap-programs
+            (lambda* (#:key inputs outputs #:allow-other-keys)
+              (let* ((programs
+                      (map (lambda (p)
+                             (search-input-file outputs
+                                                (string-append "bin/" p)))
+                           '("db2x_manxml" "db2x_texixml" "db2x_xsltproc"
+                             "docbook2man" "docbook2texi")))
+                     (perl5lib
+                      '#$(map (lambda (i)
+                                (file-append (this-package-input i)
+                                             "/lib/perl5/site_perl"))
+                              '("perl-xml-namespacesupport"
+                                "perl-xml-parser"
+                                "perl-xml-sax"
+                                "perl-xml-sax-base")))
+                     (xml-catalog-files
+                      (list (search-input-file
+                             inputs "xml/dtd/docbook/catalog.xml"))))
+                (map (lambda (program)
+                       (wrap-program program
+                         `("PERL5LIB" ":" prefix ,perl5lib)
+                         `("XML_CATALOG_FILES" " " prefix ,xml-catalog-files)))
+                     programs))))
+          (add-after 'install 'create-symlinks
+            (lambda _
+              ;; Create db2x_* symlinks to satisfy some configure scripts
+              ;; which use these names to differentiate from an older
+              ;; docbook2man script provided by docbook-utils.
+              (map (lambda (prog)
+                     (symlink prog (string-append #$output
+                                                  "/bin/db2x_" prog)))
+                   '("docbook2man" "docbook2texi")))))))
     (home-page "https://docbook2x.sourceforge.net")
     (synopsis "Convert DocBook to man page and Texinfo format")
     (description