diff --git a/gnome-keyring.spec b/gnome-keyring.spec
index 6ab1e88..aac2634 100644
--- a/gnome-keyring.spec
+++ b/gnome-keyring.spec
@@ -62,7 +62,7 @@ and start the keyring daemon.
 aclocal
 automake
 autoconf
-%configure --disable-gtk-doc --with-pam-dir=/lib/security
+%configure --disable-gtk-doc --with-pam-dir=/%{_lib}/security
 make %{?_smp_mflags}
 
 %install