2 files changed, 6 insertions, 6 deletions
diff --git a/pkgs/development/compilers/polyml/default.nix b/pkgs/development/compilers/polyml/default.nix
index dfdc50cd827c..9c0af4ec9ab3 100644
--- a/pkgs/development/compilers/polyml/default.nix
+++ b/pkgs/development/compilers/polyml/default.nix
@@ -1,7 +1,7 @@
 {stdenv, fetchurl}:
 
 let
-  version = "5.4.1";
+  version = "5.5.1";
 in
 
 stdenv.mkDerivation {
@@ -9,7 +9,7 @@ stdenv.mkDerivation {
 
   src = fetchurl {
     url = "mirror://sourceforge/polyml/polyml.${version}.tar.gz";
-    sha256 = "514d1d07be487b783d4dfa29dbd550b3396640579ce135a9eb5a61f08e7f9cac";
+    sha256 = "16i0ir5mydl7381aijihkll19khp3z8dq0g2ja6k0pcbpkd0k06g";
   };
 
   meta = {
diff --git a/pkgs/development/interpreters/io/default.nix b/pkgs/development/interpreters/io/default.nix
index b5ec30563d00..f4854c237bd2 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 = [