diff --git a/doc/release-notes.xml b/doc/release-notes.xml
index 8ed87faa2ee0..f04a674e96b9 100644
--- a/doc/release-notes.xml
+++ b/doc/release-notes.xml
@@ -7,7 +7,30 @@
 
 <section><title>Release 0.12 (TBA)</title>
 
-<para>…</para>
+<para>This release has the following improvements:
+
+<itemizedlist>
+
+  <listitem><para>TODO: simplified and expanded stdenv hook
+  handling.</para></listitem>
+
+  <listitem><para>Important updates:
+
+    <itemizedlist>
+
+      <listitem><para>Glibc 2.7.</para></listitem>
+      
+      <listitem><para>GCC 4.2.4.</para></listitem>
+
+      <listitem><para>Linux 2.6.25.</para></listitem>
+
+    </itemizedlist>
+
+  </para></listitem>
+
+</itemizedlist>
+
+</para>
 
 </section>
   
diff --git a/pkgs/data/sgml+xml/schemas/docbook-5.0/default.nix b/pkgs/data/sgml+xml/schemas/docbook-5.0/default.nix
index dff67222e690..1e0103a93059 100644
--- a/pkgs/data/sgml+xml/schemas/docbook-5.0/default.nix
+++ b/pkgs/data/sgml+xml/schemas/docbook-5.0/default.nix
@@ -1,11 +1,13 @@
-{stdenv, fetchurl}:
+{stdenv, fetchurl, unzip}:
 
 stdenv.mkDerivation {
-  name = "docbook5-5.0-pre-cr1";
+  name = "docbook5-5.0";
   builder = ./builder.sh;
 
   src = fetchurl {
-    url = http://www.docbook.org/xml/5.0CR1/docbook-5.0CR1.tar.gz;
-    sha256 = "15bbnydspiry7k7fwl2gdjb53nyw2vg6xwpn3d40f03mcf0bkw11";
+    url = http://www.docbook.org/xml/5.0/docbook-5.0.zip;
+    sha256 = "13i04dkd709f0p5f2413sf2y9321pfi4y85ynf8wih6ryphnbk9x";
   };
+
+  buildInputs = [unzip];
 }
diff --git a/pkgs/data/sgml+xml/stylesheets/xslt/docbook5/default.nix b/pkgs/data/sgml+xml/stylesheets/xslt/docbook5/default.nix
index af9152ac4d27..d3440735801f 100644
--- a/pkgs/data/sgml+xml/stylesheets/xslt/docbook5/default.nix
+++ b/pkgs/data/sgml+xml/stylesheets/xslt/docbook5/default.nix
@@ -1,10 +1,10 @@
 {stdenv, fetchurl}:
 
 stdenv.mkDerivation {
-  name = "docbook5-xsl-1.73.1";
+  name = "docbook5-xsl-1.74.0";
   builder = ./builder.sh;
   src = fetchurl {
-    url = mirror://sourceforge/docbook/docbook-xsl-ns-1.73.1.tar.bz2;
-    sha256 = "105irc94p04j0fj5vf5fschyxv9azkh2bsa69a796jax5ngpbahn";
+    url = mirror://sourceforge/docbook/docbook-xsl-ns-1.74.0.tar.bz2;
+    sha256 = "0253ymp0k9wb3zsxazz8p9q9fy83rkmp8c67vlk84x7f2i7vf3x9";
   };
 }
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 618e0faa2de8..e40daac86478 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -5281,7 +5281,7 @@ let pkgs = rec {
   };
 
   docbook5 = import ../data/sgml+xml/schemas/docbook-5.0 {
-    inherit fetchurl stdenv;
+    inherit fetchurl stdenv unzip;
   };
 
   docbook_xml_dtd_412 = import ../data/sgml+xml/schemas/xml-dtd/docbook/4.1.2.nix {