diff --git a/gnu/services/cgit.scm b/gnu/services/cgit.scm
index 8ef12cd5a0ec420d7a2ebcc7985f4dab2bd0e418..3183535d4ae7e309da63aefbcfca6840c916e940 100644
--- a/gnu/services/cgit.scm
+++ b/gnu/services/cgit.scm
@@ -1,6 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2018 Oleg Pykhalov <go.wigust@gmail.com>
 ;;; Copyright © 2018 Clément Lassieur <clement@lassieur.org>
+;;; Copyright © 2018 Christopher Baines <mail@cbaines.net>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -169,6 +170,9 @@ (define (serialize-project-list _ val)
        'project-list
        (plain-file "project-list" (string-join val "\n")))))
 
+(define (serialize-extra-options extra-options)
+  (string-join extra-options "\n" 'suffix))
+
 (define repository-directory? string?)
 
 (define (serialize-repository-directory _ val)
@@ -641,6 +645,7 @@ (define (serialize-cgit-configuration config)
   (define (rest? field)
     (not (memq (configuration-field-name field)
                '(project-list
+                 extra-options
                  repository-directory
                  repositories))))
   #~(string-append
@@ -649,6 +654,8 @@ (define (rest? field)
      #$(serialize-project-list
         'project-list
         (cgit-configuration-project-list config))
+     #$(serialize-extra-options
+        (cgit-configuration-extra-options config))
      #$(serialize-repository-directory
         'repository-directory
         (cgit-configuration-repository-directory config))