diff --git a/xdm.spec b/xdm.spec
index a1bd1c3..dbd5a74 100644
--- a/xdm.spec
+++ b/xdm.spec
@@ -180,7 +180,7 @@ chmod 0755 %{buildroot}%{_sbindir}/rcxdm
 %{insserv_cleanup}
 %else
 # Do not restart DM on update (bnc#886641)
-%service_del_postun -f display-manager.service
+%service_del_postun -n display-manager.service
 %endif
 
 %preun