diff --git a/ghc-bytestring-trie.spec b/ghc-bytestring-trie.spec
index f4fc787..781d1fa 100644
--- a/ghc-bytestring-trie.spec
+++ b/ghc-bytestring-trie.spec
@@ -16,7 +16,7 @@ but they're also quick for lookups and insertions.
 
 Name:           ghc-%{pkg_name}
 Version:        0.2.3
-Release:        1%{?dist}
+Release:        2%{?dist}
 Summary:        %{common_summary}
 
 Group:          System Environment/Libraries
@@ -24,7 +24,7 @@ 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
+ExclusiveArch:  %{ix86} x86_64 ppc alpha sparcv9
 BuildRequires:  ghc, ghc-doc, ghc-prof
 BuildRequires:  ghc-rpm-macros >= 0.7.3
 BuildRequires:  hscolour
@@ -53,6 +53,9 @@ This package provides the shared library.
 
 
 %changelog
+* Thu Mar 10 2011 Fabio M. Di Nitto <fdinitto@redhat.com> - 0.2.3-2
+- Enable build on sparcv9
+
 * Thu Feb 17 2011 Ben Boeckel <mathstuf@gmail.com> - 0.2.3-1
 - Update to 0.2.3