diff --git a/port.c b/port.c
index d8e29d5..6cc5dd0 100644
--- a/port.c
+++ b/port.c
@@ -1723,6 +1723,7 @@ static void process_delay_resp(struct port *p, struct ptp_message *m)
 	p->logMinDelayReqInterval = rsp->hdr.logMessageInterval;
 	pr_notice("port %hu: minimum delay request interval 2^%d",
 		  portnum(p), p->logMinDelayReqInterval);
+	port_set_delay_tmo(p);
 }
 
 static void process_follow_up(struct port *p, struct ptp_message *m)