diff --git a/vbox/release.nix b/vbox/release.nix
index b33d5bf..581699b 100644
--- a/vbox/release.nix
+++ b/vbox/release.nix
@@ -8,7 +8,7 @@ let
   version = builtins.readFile ./.version;
   versionSuffix = "pre${toString nixosSrc.revCount}_${nixosSrc.shortRev}-${nixpkgs.shortRev}";
 
-  systems = [ "x86_64-linux" "i686-linux" ];
+  systems = [ "x86_64-linux" ];
 
   pkgs = import <nixpkgs> { system = "x86_64-linux"; };
 
@@ -16,45 +16,10 @@ let
   versionModule =
     { system.nixosVersionSuffix = pkgs.lib.optionalString (!officialRelease) versionSuffix;  };
 
-
-  makeIso =
-    { module, type, description ? type, maintainers ? ["eelco"], system }:
-
-    with import <nixpkgs> { inherit system; };
-
-    let
-
-      config = (import lib/eval-config.nix {
-        inherit system;
-        modules = [ module versionModule { isoImage.isoBaseName = "nixos-${type}"; } ];
-      }).config;
-
-      iso = config.system.build.isoImage;
-
-    in
-      # Declare the ISO as a build product so that it shows up in Hydra.
-      runCommand "nixos-iso-${config.system.nixosVersion}"
-        { meta = {
-            description = "NixOS installation CD (${description}) - ISO image for ${system}";
-            maintainers = map (x: lib.getAttr x lib.maintainers) maintainers;
-          };
-          inherit iso;
-          passthru = { inherit config; };
-        }
-        ''
-          mkdir -p $out/nix-support
-          echo "file iso" $iso/iso/*.iso* >> $out/nix-support/hydra-build-products
-        '';
-
+################# https://github.com/NixOS/nixpkgs/blob/master/nixos/release.nix
+  
 in {
-/*  
-  iso_minimal = pkgs.lib.genAttrs systems (system: makeIso {
-    #module = ./modules/installer/cd-dvd/installation-cd-minimal.nix;
-  	module = /nix/var/nix/profiles/per-user/root/channels/nixos/nixpkgs/nixos/modules/installer/cd-dvd/installation-cd-minimal.nix;
-    type = "minimal";
-    inherit system;
-  });
-*/
+ /*
   # A bootable VirtualBox virtual appliance as an OVA file (i.e. packaged OVF).
   ova = pkgs.lib.genAttrs systems (system:
 
@@ -87,4 +52,5 @@ in {
         '' # */
 
   );
+*/
 }
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