diff --git a/sys/netinet/tcp_input.c b/sys/netinet/tcp_input.c
--- a/sys/netinet/tcp_input.c
+++ b/sys/netinet/tcp_input.c
@@ -2680,7 +2680,7 @@
 					if (tcp_is_sack_recovery(tp, &to)) {
 						TCPSTAT_INC(
 						    tcps_sack_recovery_episode);
-						tp->snd_recover = tp->snd_nxt;
+						tp->snd_recover = tp->snd_max;
 						tp->snd_cwnd = maxseg;
 						(void) tcp_output(tp);
 						if (SEQ_GT(th->th_ack, tp->snd_una))