diff --git a/mod_pubcookie.spec b/mod_pubcookie.spec
index 9654e67..8c71997 100644
--- a/mod_pubcookie.spec
+++ b/mod_pubcookie.spec
@@ -31,6 +31,8 @@ Requires: %{name} = %{version}-%{release}
 Requires(post): systemd-units
 Requires(preun): systemd-units
 Requires(postun): systemd-units
+Conflicts:     systemd < 38
+Conflicts:     filesystem < 3
 
 %description server
 This package contains the login server portion of pubcookie.
@@ -106,8 +108,8 @@ fi
 %defattr(-,root,root,-)
 %doc doc/install-filter.html doc/install-login.html doc/krb5-getcred.html
 %config(noreplace) %{_sysconfdir}/httpd/conf.d/pubcookie_login.conf
-/lib/systemd/system/keyserver.socket
-/lib/systemd/system/keyserver.service
+%{_unitdir}/keyserver.socket
+%{_unitdir}/keyserver.service
 %{_sbindir}/keyserver
 %{_mandir}/man8/keyserver.*
 %{_datadir}/pubcookie