diff -u kdeedu-4.4.1/debian/cantor.install kdeedu-4.4.1/debian/cantor.install
--- kdeedu-4.4.1/debian/cantor.install
+++ kdeedu-4.4.1/debian/cantor.install
@@ -1,4 +1,5 @@
 usr/bin/cantor
+usr/bin/cantor_rserver
 usr/lib/kde4/cantor_creatematrixassistant.so
 usr/lib/kde4/cantor_differentiateassistant.so
 usr/lib/kde4/cantor_eigenvaluesassistant.so
@@ -10,6 +11,7 @@
 usr/lib/kde4/cantor_nullbackend.so
 usr/lib/kde4/cantor_plot2dassistant.so
 usr/lib/kde4/cantor_plot3dassistant.so
+usr/lib/kde4/cantor_rbackend.so
 usr/lib/kde4/cantor_runscriptassistant.so
 usr/lib/kde4/cantor_sagebackend.so
 usr/lib/kde4/cantor_solveassistant.so
@@ -62,6 +64,7 @@
 usr/share/kde4/services/cantor/nullbackend.desktop
 usr/share/kde4/services/cantor/plot2dassistant.desktop
 usr/share/kde4/services/cantor/plot3dassistant.desktop
+usr/share/kde4/services/cantor/rbackend.desktop
 usr/share/kde4/services/cantor/runscriptassistant.desktop
 usr/share/kde4/services/cantor/sagebackend.desktop
 usr/share/kde4/services/cantor/solveassistant.desktop
diff -u kdeedu-4.4.1/debian/control kdeedu-4.4.1/debian/control
--- kdeedu-4.4.1/debian/control
+++ kdeedu-4.4.1/debian/control
@@ -12,7 +12,7 @@
  libfacile-ocaml-dev, libopenbabel-dev, pkg-config,
  libeigen2-dev (>> 2.0.3), libgsl0-dev, libqalculate-dev, libglib2.0-dev,
  libgmm-dev, libsbigudrv-dev, python-kde4-dev, python-qt4-dev, sip4,
- libindi-dev, libspectre-dev, libattica-dev
+ libindi-dev, libspectre-dev, libattica-dev, r-base-dev
 Standards-Version: 3.8.3
 Homepage: http://edu.kde.org/
 Vcs-Browser: http://bazaar.launchpad.net/~kubuntu-members/kdeedu/ubuntu
@@ -77,7 +77,7 @@
 Architecture: any
 Section: math
 Depends: ${shlibs:Depends}
-Suggests: khelpcenter4, maxima, sagemath, kalgebra
+Suggests: khelpcenter4, maxima, sagemath, kalgebra, r-base
 Description: KDE frontend to mathematical software
  Cantor is an application that lets you use your favorite mathematical
  applications from within a nice KDE-integrated worksheet interface. It offers
diff -u kdeedu-4.4.1/debian/changelog kdeedu-4.4.1/debian/changelog
--- kdeedu-4.4.1/debian/changelog
+++ kdeedu-4.4.1/debian/changelog
@@ -1,3 +1,9 @@
+kdeedu (4:4.4.1-0ubuntu3) lucid; urgency=low
+
+  * Build and install Cantor R backend.
+
+ -- Daniele E. Domenichelli <daniele.domenichelli@gmail.com>  Thu, 11 Mar 2010 14:58:23 +0100
+
 kdeedu (4:4.4.1-0ubuntu2) lucid; urgency=low
 
   * Build-dep on libreadline-dev not libreadline5-dev