<appendix xmlns="http://docbook.org/ns/docbook" xml:id="ch-release-notes"> <title>Release notes</title> <!--==================================================================--> <section xml:id="sec-release-14.02"> <title>Release 14.04 (“Baboon”, 2014/04/??)</title> <para>This is the second stable release branch of NixOS. The main enhancements are the following: <itemizedlist> <listitem><para>Installation on UEFI systems is now supported. See <xref linkend="sec-uefi-installation"/> for details.</para></listitem> <listitem><para>NixOS is now based on Glibc 2.19 and GCC 4.8.</para></listitem> </itemizedlist> </para> <para>When upgrading from a previous release, please be aware of the following incompatible changes: <itemizedlist> <listitem><para>Nixpkgs no longer exposes unfree packages by default. If your NixOS configuration requires unfree packages from Nixpkgs, you need to enable support for them explicitly by setting: <programlisting> nixpkgs.config.allowUnfree = true; </programlisting> Otherwise, you get an error message such as: <screen> error: package ‘nvidia-x11-331.49-3.12.17’ in ‘…/nvidia-x11/default.nix:56’ has an unfree license, refusing to evaluate </screen> </para></listitem> <listitem><para>The firewall is now enabled by default. If you don’t want this, you need to disable it explicitly: <programlisting> networking.firewall.enable = false; </programlisting> </para></listitem> <listitem><para>The option <option>boot.loader.grub.memtest86</option> has been renamed to <option>boot.loader.grub.memtest86.enable</option>.</para></listitem> <listitem><para>The <literal>mysql55</literal> service has been merged into the <literal>mysql</literal> service, which no longer sets a default for the option <option>services.mysql.package</option>.</para></listitem> </itemizedlist> </para> </section> <!--==================================================================--> <section xml:id="sec-release-13.10"> <title>Release 13.10 (“Aardvark”, 2013/10/31)</title> <para>This is the first stable release branch of NixOS.</para> </section> </appendix>