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
@@ -1361,6 +1361,7 @@
 		tp->snd_max = tp->iss;
 		tp->snd_nxt = tp->iss;
 		tp->t_tfo_pending = pending_counter;
+		TCPSTATES_INC(TCPS_SYN_RECEIVED);
 		TCPSTAT_INC(tcps_sc_completed);
 	}