From 9af1ff7ecbc98e26a1010382d65d5d1ad22a5ea4 Mon Sep 17 00:00:00 2001
From: Marco Maggesi <maggesi@math.unifi.it>
Date: Tue, 14 Jan 2014 15:07:31 +0100
Subject: [PATCH] Update Io lang to version 2013.12.04

---
 pkgs/development/interpreters/io/default.nix | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/pkgs/development/interpreters/io/default.nix b/pkgs/development/interpreters/io/default.nix
index b5ec30563d0..f4854c237bd 100644
--- a/pkgs/development/interpreters/io/default.nix
+++ b/pkgs/development/interpreters/io/default.nix
@@ -5,11 +5,11 @@
 }:
 
 stdenv.mkDerivation {
-  name = "io-2011.09.12";
+  name = "io-2013.12.04";
   src = fetchurl {
-    url = http://github.com/stevedekorte/io/tarball/2011.09.12;
-    name = "io-2011.09.12.tar.gz";
-    sha256 = "14nhk5vkk74pbf36jsfaxqh2ihi5d7jby79yf1ibbax319xbjk3v";
+    url = http://github.com/stevedekorte/io/tarball/2013.12.04;
+    name = "io-2013.12.04.tar.gz";
+    sha256 = "0kvwr32xdpcr32rnv301xr5l89185dsisbj4v465m68isas0gjm5";
   };
 
   buildInputs = [