diff --git a/ghc-HTTP.spec b/ghc-HTTP.spec
index 040b724..0bddcd4 100644
--- a/ghc-HTTP.spec
+++ b/ghc-HTTP.spec
@@ -4,12 +4,10 @@
 
 %global common_description A Haskell library for client-side HTTP.
 
-%global ghc_pkg_deps ghc-network-devel ghc-mtl-devel
-
 Name:           ghc-%{pkg_name}
 # part of haskell-platform-2011.1.0.0
 Version:        4000.1.1
-Release:        5%{?dist}
+Release:        6%{?dist}
 Summary:        %{common_summary}
 
 Group:          System Environment/Libraries
@@ -17,11 +15,11 @@ License:        BSD
 URL:            http://projects.haskell.org/http/
 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
-BuildRequires:  ghc, ghc-doc, ghc-prof
-BuildRequires:  ghc-rpm-macros >= 0.7.3
+ExclusiveArch:  %{ix86} x86_64 ppc alpha sparcv9 ppc64
+BuildRequires:  ghc-prof
+BuildRequires:  ghc-rpm-macros
 BuildRequires:  hscolour
-%{?ghc_pkg_deps:BuildRequires:  %{ghc_pkg_deps}, %(echo %{ghc_pkg_deps} | sed -e "s/\(ghc-[^, ]\+\)-devel/\1-doc,\1-prof/g")}
+BuildRequires:  ghc-network-prof ghc-mtl-prof
 
 %description
 %{common_description}
@@ -43,6 +41,9 @@ BuildRequires:  hscolour
 
 
 %changelog
+* Fri May 27 2011 Jens Petersen <petersen@redhat.com> - 4000.1.1-6
+- update to cabal2spec-0.23: add ppc64
+
 * Thu Mar 10 2011 Fabio M. Di Nitto <fdinitto@redhat.com> - 4000.1.1-5
 - Enable build on sparcv9