diff --git a/pkgs/desktops/gnome-2.28/platform/gtkglext/default.nix b/pkgs/desktops/gnome-2.28/platform/gtkglext/default.nix
index 2f9e268afbe..4eab4b8213c 100644
--- a/pkgs/desktops/gnome-2.28/platform/gtkglext/default.nix
+++ b/pkgs/desktops/gnome-2.28/platform/gtkglext/default.nix
@@ -1,11 +1,34 @@
-{stdenv, fetchurl, pkgconfig, gtk, mesa, pango}:
+{ stdenv, fetchurl, pkgconfig, gtk, mesa, pango }:
+
+stdenv.mkDerivation rec {
+  name = "gtkglext-1.2.0";
 
-stdenv.mkDerivation {
-  name = "gtkglext-1.0.6";
   src = fetchurl {
-    url = mirror://gnome/sources/gtkglext/1.0/gtkglext-1.0.6.tar.bz2;
-    sha256 = "1a9kpw1jx6d0dyljgv6f8kj2xdmyvrkyfds879wxk8x6n60gpcdj";
+    url = "mirror://gnome/sources/gtkglext/1.2/${name}.tar.bz2";
+    sha256 = "0lbz96jwz57hnn52b8rfj54inwpwcc9fkdq6ya043cgnfih77g8n";
   };
-  NIX_LDFLAGS="-lpango-1.0 -lpangox-1.0";
+
   buildInputs = [ pkgconfig gtk mesa pango ];
+
+  # The library uses `GTK_WIDGET_REALIZED', `GTK_WIDGET_TOPLEVEL', and
+  # `GTK_WIDGET_NO_WINDOW', all of which appear to be deprecated nowadays.
+  CPPFLAGS = "-UGTK_DISABLE_DEPRECATED";
+
+  meta = {
+    homepage = http://projects.gnome.org/gtkglext/;
+
+    description = "GtkGLExt, an OpenGL extension to GTK+";
+
+    longDescription =
+      '' GtkGLExt is an OpenGL extension to GTK+. It provides additional GDK
+         objects which support OpenGL rendering in GTK+ and GtkWidget API
+         add-ons to make GTK+ widgets OpenGL-capable.  In contrast to Janne
+         Löf's GtkGLArea, GtkGLExt provides a GtkWidget API that enables
+         OpenGL drawing for standard and custom GTK+ widgets.
+      '';
+
+    license = "LGPLv2+";
+
+    maintainers = [ stdenv.lib.maintainers.ludo ];
+  };
 }