diff --git a/libibcommon.spec b/libibcommon.spec
index 08e8173..a5b2c80 100644
--- a/libibcommon.spec
+++ b/libibcommon.spec
@@ -1,7 +1,7 @@
 Summary: OpenFabrics Alliance InfiniBand management common library
 Name: libibcommon
 Version: 1.2.0
-Release: 2%{?dist}
+Release: 3%{?dist}
 License: GPLv2 or BSD
 Group: System Environment/Libraries
 BuildRoot: %{_tmppath}/%{name}-%{version}-%{release}-root-%(%{__id_u} -n)
@@ -10,6 +10,7 @@ Url: http://openfabrics.org/
 Requires(post): /sbin/ldconfig
 Requires(postun): /sbin/ldconfig
 BuildRequires: libtool, automake, autoconf
+ExcludeArch: s390 s390x
 
 %description
 libibcommon provides common utility functions for the OFA diagnostic and
@@ -69,6 +70,9 @@ rm -rf $RPM_BUILD_ROOT
 %{_libdir}/libibcommon.a
 
 %changelog
+* Mon Jan 11 2010 Doug Ledford <dledford@redhat.com> - 1.2.0-3
+- ExcludeArch on s390(x) as there is no hardware support there
+
 * Fri Jul 24 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 1.2.0-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_12_Mass_Rebuild