diff --git a/gnu-system.am b/gnu-system.am
index 93841e227a..86bdb6986e 100644
--- a/gnu-system.am
+++ b/gnu-system.am
@@ -1,6 +1,6 @@
 # GNU Guix --- Functional package management for GNU
 # Copyright © 2012, 2013, 2014 Ludovic Courtès <ludo@gnu.org>
-# Copyright © 2013 Andreas Enge <andreas@enge.fr>
+# Copyright © 2013, 2014 Andreas Enge <andreas@enge.fr>
 # Copyright © 2013, 2014 Mark H Weaver <mhw@netris.org>
 #
 # This file is part of GNU Guix.
@@ -261,6 +261,7 @@ dist_patch_DATA =						\
   gnu/packages/patches/bitlbee-fix-tests.patch			\
   gnu/packages/patches/bitlbee-memset-fix.patch			\
   gnu/packages/patches/cdparanoia-fpic.patch			\
+  gnu/packages/patches/clucene-pkgconfig.patch			\
   gnu/packages/patches/cmake-fix-tests.patch			\
   gnu/packages/patches/coreutils-dummy-man.patch		\
   gnu/packages/patches/coreutils-skip-nohup.patch		\
diff --git a/gnu/packages/patches/clucene-pkgconfig.patch b/gnu/packages/patches/clucene-pkgconfig.patch
new file mode 100644
index 0000000000..5e4825cd3f
--- /dev/null
+++ b/gnu/packages/patches/clucene-pkgconfig.patch
@@ -0,0 +1,21 @@
+Taken from the Debian package.
+
+From 7be4a19b76d98260cf95040a47935f854a4ba7a4 Mon Sep 17 00:00:00 2001
+From: Valentin Rusu <kde@rusu.info>
+Date: Sat, 17 Dec 2011 13:47:58 +0100
+Subject: [PATCH] Fix .pc file by adding clucene-shared library
+
+---
+ src/core/libclucene-core.pc.cmake |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/src/core/libclucene-core.pc.cmake
++++ b/src/core/libclucene-core.pc.cmake
+@@ -6,6 +6,6 @@ includedir=${prefix}/include:${prefix}/i
+ Name: libclucene
+ Description: CLucene - a C++ search engine, ported from the popular Apache Lucene
+ Version: @CLUCENE_VERSION_MAJOR@.@CLUCENE_VERSION_MINOR@.@CLUCENE_VERSION_REVISION@.@CLUCENE_VERSION_PATCH@
+-Libs: -L${prefix}/@LIB_DESTINATION@/ -lclucene-core
++Libs: -L${prefix}/@LIB_DESTINATION@/ -lclucene-core -lclucene-shared
+ Cflags: -I${prefix}/include -I${prefix}/include/CLucene/ext
+ ~
diff --git a/gnu/packages/rdf.scm b/gnu/packages/rdf.scm
index c9364de6f1..dec2f0e3ee 100644
--- a/gnu/packages/rdf.scm
+++ b/gnu/packages/rdf.scm
@@ -22,6 +22,7 @@
   #:use-module (guix download)
   #:use-module (guix build-system cmake)
   #:use-module (guix build-system gnu)
+  #:use-module (gnu packages)
   #:use-module (gnu packages boost)
   #:use-module (gnu packages compression)
   #:use-module (gnu packages curl)
@@ -72,7 +73,8 @@ HTML and JSON.")
                                  version ".tar.gz"))
              (sha256
               (base32
-               "1arffdwivig88kkx685pldr784njm0249k0rb1f1plwavlrw9zfx"))))
+               "1arffdwivig88kkx685pldr784njm0249k0rb1f1plwavlrw9zfx"))
+             (patches (list (search-patch "clucene-pkgconfig.patch")))))
     (build-system cmake-build-system)
     (inputs
      `(("boost" ,boost) ; could also use bundled copy