diff --git a/sys/netinet/tcp_syncache.c b/sys/netinet/tcp_syncache.c
--- a/sys/netinet/tcp_syncache.c
+++ b/sys/netinet/tcp_syncache.c
@@ -953,6 +953,8 @@
 	tp->last_ack_sent = tp->rcv_nxt;
 
 	tp->t_flags = sototcpcb(lso)->t_flags & (TF_NOPUSH|TF_NODELAY);
+	if (V_tcp_do_lrd)
+                tp->t_flags |= TF_LRD;
 	if (sc->sc_flags & SCF_NOOPT)
 		tp->t_flags |= TF_NOOPT;
 	else {