diff --git a/CHANGES b/CHANGES
index b3b4263521..db6695d681 100644
--- a/CHANGES
+++ b/CHANGES
@@ -1,3 +1,6 @@
+4089.	[bug]		Send notifies immediately for slave zones during
+			startup. [RT #38843]
+
 4088.	[port]		Fixed errors when building with libressl. [RT #38899]
 
 4087.	[bug]		Fix a crash due to use-after-free due to sequencing
diff --git a/lib/dns/zone.c b/lib/dns/zone.c
index 9997a2d258..f1b43ecf3a 100644
--- a/lib/dns/zone.c
+++ b/lib/dns/zone.c
@@ -12202,7 +12202,8 @@ zone_settimer(dns_zone_t *zone, isc_time_t *now) {
 
 	case dns_zone_slave:
 	treat_as_slave:
-		if (DNS_ZONE_FLAG(zone, DNS_ZONEFLG_NEEDNOTIFY))
+		if (DNS_ZONE_FLAG(zone, DNS_ZONEFLG_NEEDNOTIFY) ||
+		    DNS_ZONE_FLAG(zone, DNS_ZONEFLG_NEEDSTARTUPNOTIFY))
 			next = zone->notifytime;
 		/* FALLTHROUGH */