diff --git a/pkgs/tools/backup/rdiff-backup/default.nix b/pkgs/tools/backup/rdiff-backup/default.nix
new file mode 100644
index 00000000000..43fd17a6178
--- /dev/null
+++ b/pkgs/tools/backup/rdiff-backup/default.nix
@@ -0,0 +1,24 @@
+args:
+args.stdenv.mkDerivation {
+  name = "rdiff-backup-1.1.14";
+
+  src = args.fetchurl {
+    url = http://savannah.nongnu.org/download/rdiff-backup/rdiff-backup-1.1.14.tar.gz;
+    sha256 = "0sh2kz90z47yfa9786dyn3q9ba1xcmjvd65rykvm7mg5apnrg27h";
+  };
+
+  phases="installPhase";
+  installPhase="python setup.py install --prefix=\$out || fail
+  sed -i \$out/bin/rdiff-backup -e \\
+    \"/import sys/ asys.path += [ \\\"\$out/lib/python2.4/site-packages/\\\" ]\"
+    
+  ";
+
+  buildInputs = (with args; [python librsync gnused ]);
+
+  meta = {
+      description = "backup system trying to combine best a mirror and an incremental backup system";
+      homepage = http://rdiff-backup.nongnu.org/;
+      license = "GPL-2";
+    };
+}
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index b14e4b07991..8adc791b6e1 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -593,6 +593,11 @@ rec {
     inherit fetchurl stdenv;
   };
 
+  rdiff_backup = import ../tools/backup/rdiff-backup {
+    inherit fetchurl stdenv librsync gnused;
+    python=python;
+  };
+
   rpm = import ../tools/package-management/rpm {
     inherit fetchurl stdenv cpio zlib bzip2 file sqlite beecrypt neon elfutils;
   };