diff --git a/CHANGES b/CHANGES
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,9 @@
+0.5.0.1 : 9 March 2012
+
+  * Remove statement in package description that a development version
+    of gtk2hs must be used with GHC 7.4; this is no longer true as of
+    the 0.12.3 release of gtk2hs.
+
 0.5: 9 March 2012
 
   * New features
diff --git a/diagrams-cairo.cabal b/diagrams-cairo.cabal
--- a/diagrams-cairo.cabal
+++ b/diagrams-cairo.cabal
@@ -1,15 +1,9 @@
 Name:                diagrams-cairo
-Version:             0.5
+Version:             0.5.0.1
 Synopsis:            Cairo backend for diagrams drawing EDSL
 Description:         A full-featured backend for rendering
                      diagrams using the cairo rendering engine.
                      To get started, see "Diagrams.Backend.Cairo.CmdLine".
-                     .
-                     NOTE: the most recent release of gtk2hs does
-                     not build under GHC 7.4.1. To get diagrams-cairo
-                     to work under GHC 7.4.1 you'll have to install
-                     the latest development version of gtk2hs
-                     (<http://projects.haskell.org/gtk2hs/development/#development>).
 Homepage:            http://projects.haskell.org/diagrams
 License:             BSD3
 License-file:        LICENSE