diff --git a/Graphics/UI/Gtk/General/hsgthread.c b/Graphics/UI/Gtk/General/hsgthread.c
--- a/Graphics/UI/Gtk/General/hsgthread.c
+++ b/Graphics/UI/Gtk/General/hsgthread.c
@@ -26,7 +26,6 @@
  */
 
 #include <glib.h>
-#include <glib/gthread.h>
 #include <gdk/gdk.h>
 #include "hsgthread.h"
 
diff --git a/Graphics/UI/Gtk/Types.chs b/Graphics/UI/Gtk/Types.chs
--- a/Graphics/UI/Gtk/Types.chs
+++ b/Graphics/UI/Gtk/Types.chs
@@ -1,4 +1,5 @@
 {-# OPTIONS_HADDOCK hide #-}
+{-# LANGUAGE CPP #-}
 -- -*-haskell-*-
 -- -------------------- automatically generated file - do not edit ----------
 --  Object hierarchy for the GIMP Toolkit (GTK) Binding for Haskell
@@ -819,7 +820,11 @@
   ) where
 
 import Foreign.ForeignPtr (ForeignPtr, castForeignPtr, unsafeForeignPtrToPtr)
+#if __GLASGOW_HASKELL__>=704
+import Foreign.C.Types    (CULong(..), CUInt(..))
+#else
 import Foreign.C.Types    (CULong, CUInt)
+#endif
 import System.Glib.GType	(GType, typeInstanceIsA)
 {#import System.Glib.GObject#}
 import Graphics.UI.Gtk.General.Threading
diff --git a/gtk.cabal b/gtk.cabal
--- a/gtk.cabal
+++ b/gtk.cabal
@@ -1,5 +1,5 @@
 Name:           gtk
-Version:        0.12.3
+Version:        0.12.3.1
 License:        LGPL-2.1
 License-file:   COPYING
 Copyright:      (c) 2001-2010 The Gtk2Hs Team