diff --git a/ospfd/ospf_flood.c b/ospfd/ospf_flood.c
index 5a6893a6f8..c641b190fb 100644
--- a/ospfd/ospf_flood.c
+++ b/ospfd/ospf_flood.c
@@ -284,7 +284,7 @@ ospf_flood (struct ospf *ospf, struct ospf_neighbor *nbr,
           ; /* Accept this LSA for quick LSDB resynchronization. */
         }
       else if (tv_cmp (tv_sub (recent_relative_time (), current->tv_recv),
-	               intms2tv (ospf->min_ls_interval)) < 0)
+	               intms2tv (ospf->min_ls_arrival)) < 0)
         {
           if (IS_DEBUG_OSPF_EVENT)
 	    zlog_debug ("LSA[Flooding]: LSA is received recently.");
diff --git a/ospfd/ospf_zebra.c b/ospfd/ospf_zebra.c
index 49a35a11c0..ffdfd750d2 100644
--- a/ospfd/ospf_zebra.c
+++ b/ospfd/ospf_zebra.c
@@ -1264,8 +1264,8 @@ ospf_distribute_list_update (struct ospf *ospf, uintptr_t type,
 
   /* Set timer. */
   ospf->t_distribute_update =
-    thread_add_timer (master, ospf_distribute_list_update_timer,
-                      (void *) type, ospf->min_ls_interval);
+    thread_add_timer_msec (master, ospf_distribute_list_update_timer,
+                           (void *) type, ospf->min_ls_interval);
 }
 
 /* If access-list is updated, apply some check. */