diff --git a/liborigin.spec b/liborigin.spec
index 7b569c5..e0d88ee 100644
--- a/liborigin.spec
+++ b/liborigin.spec
@@ -1,6 +1,6 @@
 Name:      liborigin
 Version:   20080225
-Release:   2%{?dist}
+Release:   3%{?dist}
 Summary:   Library for reading OriginLab OPJ project files
 
 License:   GPLv2
@@ -34,7 +34,7 @@ you will need to install %{name}-devel.
 %build
 
 # fix for hardcoded path of %{_libdir}
-%ifarch x86_64 sparc64 ppc64 amd64
+%ifarch x86_64 sparc64 ppc64 amd64 s390x
 %{__sed} -i "s|install(TARGETS origin DESTINATION lib)|install(TARGETS origin DESTINATION lib64)|" CMakeLists.txt
 %endif
 
@@ -71,6 +71,9 @@ chmod 0644 ws4.opj
 %{_libdir}/%{name}.so
 
 %changelog
+* Thu May 21 2009 Dan Horak <dan[at]danny.cz> - 20080225-3
+- add s390x as 64-bit arch
+
 * Wed Feb 25 2009 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 20080225-2
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_11_Mass_Rebuild