diff --git a/ghc-blaze-builder.spec b/ghc-blaze-builder.spec
index f158d0a..8fafa7a 100644
--- a/ghc-blaze-builder.spec
+++ b/ghc-blaze-builder.spec
@@ -9,15 +9,14 @@ that.
 
 Name:           ghc-%{pkg_name}
 Version:        0.3.0.1
-Release:        1%{?dist}
+Release:        2%{?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
-# ghc_excluded_archs is defined in redhat-rpm-config
-ExcludeArch:    %{ghc_excluded_archs}
+ExclusiveArch:  %{ghc_arches}
 BuildRequires:  ghc-Cabal-devel
 BuildRequires:  ghc-rpm-macros
 BuildRequires:  hscolour
@@ -43,6 +42,9 @@ BuildRequires:  ghc-text-prof
 
 
 %changelog
+* Tue Jun 21 2011 Jens Petersen <petersen@redhat.com> - 0.3.0.1-2
+- ghc_arches replaces ghc_excluded_archs
+
 * Mon Jun 20 2011 Jens Petersen <petersen@redhat.com> - 0.3.0.1-1
 - update to 0.3.0.1
 - update to cabal2spec-0.23