diff --git a/gnu-system.am b/gnu-system.am
index 61dfced1be..3f83b8bd7e 100644
--- a/gnu-system.am
+++ b/gnu-system.am
@@ -83,6 +83,7 @@ GNU_SYSTEM_MODULES =				\
   gnu/packages/dc.scm				\
   gnu/packages/debug.scm			\
   gnu/packages/dejagnu.scm			\
+  gnu/packages/dico.scm				\
   gnu/packages/dictionaries.scm			\
   gnu/packages/disk.scm				\
   gnu/packages/djvu.scm				\
diff --git a/gnu/packages/dico.scm b/gnu/packages/dico.scm
new file mode 100644
index 0000000000..372c090c6f
--- /dev/null
+++ b/gnu/packages/dico.scm
@@ -0,0 +1,77 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2015 Ludovic Courtès <ludo@gnu.org>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages dico)
+  #:use-module (guix packages)
+  #:use-module ((guix licenses) #:select (gpl3+))
+  #:use-module (guix download)
+  #:use-module (guix build-system gnu)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages readline)
+  #:use-module (gnu packages m4)
+  #:use-module (gnu packages guile)
+  #:use-module (gnu packages python)
+  #:use-module (gnu packages pcre)
+  #:use-module (gnu packages gsasl)
+  #:use-module (gnu packages autotools)
+  #:use-module (gnu packages compression)
+  #:use-module (gnu packages wordnet))
+
+(define-public dico
+  (package
+    (name "dico")
+    (version "2.2")
+    (source (origin
+             (method url-fetch)
+             (uri (string-append "mirror://gnu/dico/dico-"
+                                 version ".tar.xz"))
+             (sha256
+              (base32
+               "04pjks075x20d19l623mj50bw64g8i41s63z4kzzqcbg9qg96x64"))
+             (patches (list (search-patch "cpio-gets-undeclared.patch")))))
+    (build-system gnu-build-system)
+    (arguments
+     '(#:configure-flags (list (string-append "--with-guile-site-dir=" %output
+                                              "/share/guile/site/2.0"))
+       #:phases (modify-phases %standard-phases
+                  (add-before 'check 'silence-guile
+                    (lambda _
+                      ;; Guile is too talkative, which disturbs the test
+                      ;; infrastructure.  Gag it.
+                      (setenv "GUILE_AUTO_COMPILE" "0")
+                      (setenv "GUILE_WARN_DEPRECATED" "no")
+                      #t)))))
+    (inputs
+     `(("m4" ,m4)                                 ;used at run time
+       ("pcre" ,pcre)
+       ;; ("python" ,python-2)
+       ("guile" ,guile-2.0)
+       ("gsasl" ,gsasl)
+       ("readline" ,readline-6.2)
+       ("zlib" ,zlib)
+       ;; ("wordnet" ,wordnet) ;FIXME: link failure
+       ("libltdl" ,libltdl)))
+    (home-page "http://www.gnu.org/software/dico/")
+    (synopsis "Implementation of DICT server (RFC 2229)")
+    (description
+     "GNU Dico implements a flexible dictionary server and client according to
+RFC 2229 (DICT Server).  It is able to access any database available,
+regardless of format, thanks to its modular structure.  New modules may be
+written in C, Guile or Python.  Dico also includes a command-line client,
+which may be used to query remote dictionary databases.")
+   (license gpl3+)))