diff --git a/google-authenticator.spec b/google-authenticator.spec
index e424532..184e46d 100644
--- a/google-authenticator.spec
+++ b/google-authenticator.spec
@@ -12,6 +12,7 @@ Source0:        %{name}-0.%{snapdate}.hg%{snapshot}.tar.gz
 Patch1:         0001-Add-no-drop-privs-option-to-manage-secret-files-as-r.patch
 Patch2:		0002-Allow-expansion-of-PAM-environment-variables-in-secr.patch
 BuildRequires:  pam-devel qrencode-devel
+Conflicts:      filesystem < 3
 
 %description
 The Google Authenticator package contains a pluggable authentication
@@ -42,13 +43,13 @@ cd libpam
 %install
 rm -rf $RPM_BUILD_ROOT
 cd libpam
-mkdir -p $RPM_BUILD_ROOT/%{_lib}/security
-install -m0755 pam_google_authenticator.so $RPM_BUILD_ROOT/%{_lib}/security/pam_google_authenticator.so
+mkdir -p $RPM_BUILD_ROOT/%{_libdir}/security
+install -m0755 pam_google_authenticator.so $RPM_BUILD_ROOT/%{_libdir}/security/pam_google_authenticator.so
 mkdir -p $RPM_BUILD_ROOT/%{_bindir}
 install -m0755 google-authenticator $RPM_BUILD_ROOT/%{_bindir}/google-authenticator
 
 %files
-/%{_lib}/security/*
+%{_libdir}/security/*
 %{_bindir}/google-authenticator
 %doc libpam/FILEFORMAT libpam/README libpam/totp.html