diff --git a/lvm2.spec b/lvm2.spec
index c28e970..4b871ff 100644
--- a/lvm2.spec
+++ b/lvm2.spec
@@ -46,7 +46,7 @@ or more physical volumes and creating one or more logical volumes
 %define _exec_prefix /
 %define _bindir /bin
 %define _sbindir /sbin
-%define _libdir %{_lib}
+%define _libdir /%{_lib}
 
 cd device-mapper.%{device_mapper_version}
 %configure --with-user= --with-group= --with-device-uid=0 --with-device-gid=6 --with-device-mode=0660 --enable-pkgconfig --with-usrlibdir=/usr/%{_lib} --with-usrsbindir=/usr/sbin