diff --git a/ghc-dlist.spec b/ghc-dlist.spec
index c0e084d..17c6f02 100644
--- a/ghc-dlist.spec
+++ b/ghc-dlist.spec
@@ -1,6 +1,7 @@
 # For Haskell Packaging Guidelines see:
 # - https://fedoraproject.org/wiki/Packaging:Haskell
 # - https://fedoraproject.org/wiki/PackagingDrafts/Haskell
+
 %global pkg_name dlist
 
 # common part of summary for all the subpackages
@@ -14,16 +15,16 @@ quickly becomes too expensive.
 
 Name:           ghc-%{pkg_name}
 Version:        0.5
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        %{common_summary}
 
 Group:          System Environment/Libraries
 License:        BSD
 URL:            http://hackage.haskell.org/package/%{pkg_name}
 Source0:        http://hackage.haskell.org/packages/archive/%{pkg_name}/%{version}/%{pkg_name}-%{version}.tar.gz
-# fedora ghc archs:
-ExclusiveArch:  %{ix86} x86_64 ppc alpha sparcv9 ppc64
-BuildRequires:  ghc-prof
+ExclusiveArch:  %{ghc_arches}
+BuildRequires:  ghc-Cabal-devel
+# macros for building haskell packages
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  hscolour
 
@@ -42,11 +43,15 @@ BuildRequires:  hscolour
 %install
 %ghc_lib_install
 
-# define the devel and prof subpkgs, devel post[un] scripts, and filelists:
+# define the shared, devel and prof subpkgs, devel scripts,
+# and filelists: ghc-dlist.files, ghc-dlist-devel.files
 %ghc_lib_package
 
 
 %changelog
+* Tue Jun 21 2011 Lakshmi Narasimhan T V <lakshminaras2002@gmail.com> - 0.5-4
+- Update to cabal2spec-0.23.2
+
 * Sat May 21 2011 Lakshmi Narasimhan T V <lakshminaras2002@gmail.com> - 0.5-3
 - Update to cabal2spec 0.22.7