diff --git a/liborigin.spec b/liborigin.spec
index a145228..9986d12 100644
--- a/liborigin.spec
+++ b/liborigin.spec
@@ -1,6 +1,6 @@
 Name:      liborigin
 Version:   20080225
-Release:   13%{?dist}
+Release:   14%{?dist}
 Summary:   Library for reading OriginLab OPJ project files
 
 License:   GPLv2
@@ -35,9 +35,7 @@ you will need to install %{name}-devel.
 %build
 
 # fix for hardcoded path of %{_libdir}
-%if %{__isa_bits} == 64
-sed -i "s|install(TARGETS origin DESTINATION lib)|install(TARGETS origin DESTINATION lib64)|" CMakeLists.txt
-%endif
+sed -i "s|install(TARGETS origin DESTINATION lib)|install(TARGETS origin DESTINATION %{_lib})|" CMakeLists.txt
 
 %cmake
 
@@ -67,6 +65,9 @@ chmod 0644 ws4.opj
 %{_libdir}/%{name}.so
 
 %changelog
+* Mon May 11 2015 Nils Philippsen <nils@redhat.com> 2008525-14
+- remove bad conditional, use %%_lib instead of testing %%__isa_bits
+
 * Sun Aug 17 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 20080225-13
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild