diff --git a/ghc-HUnit.spec b/ghc-HUnit.spec
index 5b7d31d..6dfef13 100644
--- a/ghc-HUnit.spec
+++ b/ghc-HUnit.spec
@@ -11,7 +11,7 @@ for Java.
 Name:           ghc-%{pkg_name}
 # part of haskell-platform-2011.1.0.0
 Version:        1.2.2.3
-Release:        3%{?dist}
+Release:        4%{?dist}
 Summary:        %{common_summary}
 
 Group:          System Environment/Libraries
@@ -19,7 +19,7 @@ License:        BSD
 URL:            http://hunit.sourceforge.net/
 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
@@ -57,6 +57,9 @@ echo %doc README doc/Guide.html examples/Example.hs >> %{name}-devel.files
 
 
 %changelog
+* Thu Mar 10 2011 Fabio M. Di Nitto <fdinitto@redhat.com> - 1.2.2.3-4
+- Enable build on sparcv9
+
 * Tue Feb 08 2011 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.2.3-3
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_15_Mass_Rebuild