diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index cc935c8..924b2e6 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2490,6 +2490,7 @@
 static void tcp_conservative_spur_to_response(struct tcp_sock *tp)
 {
 	tp->snd_cwnd = min(tp->snd_cwnd, tp->snd_ssthresh);
+	tp->snd_cwnd_cnt = 0;
 	tcp_moderate_cwnd(tp);
 }