diff --git a/ghc-zip-archive.spec b/ghc-zip-archive.spec
index bf90ee5..695fe20 100644
--- a/ghc-zip-archive.spec
+++ b/ghc-zip-archive.spec
@@ -7,16 +7,15 @@ and extracting files from zip archives.
 
 Name:           ghc-%{pkg_name}
 Version:        0.1.1.7
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        %{common_summary}
 
 Group:          System Environment/Libraries
 License:        GPLv2+
 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
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  hscolour
 BuildRequires:  ghc-binary-prof, ghc-digest-prof, ghc-mtl-prof, ghc-utf8-string-prof, ghc-zlib-prof
@@ -43,6 +42,9 @@ install -p -m 0644 COPYING %{buildroot}%{_docdir}/%{name}-%{version}
 
 
 %changelog
+* Wed Jun 22 2011 Jens Petersen <petersen@redhat.com> - 0.1.1.7-4
+- BR ghc-Cabal-devel instead of ghc-prof and use ghc_arches (cabal2spec-0.23.2)
+
 * Sat May 28 2011 Jens Petersen <petersen@redhat.com> - 0.1.1.7-3
 - update to cabal2spec-0.23: add ppc64