diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 6ee433be4c3b..caf6ab55f8e3 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -5428,7 +5428,7 @@ static int mem_cgroup_css_online(struct cgroup_subsys_state *css)
 
 	if (unlikely(mem_cgroup_is_root(memcg)))
 		queue_delayed_work(system_unbound_wq, &stats_flush_dwork,
-				   2UL*HZ);
+				   FLUSH_TIME);
 	lru_gen_online_memcg(memcg);
 	return 0;
 offline_kmem: