diff --git a/06.PVE制作DNS服务器.md b/06.PVE制作DNS服务器.md
index 3cec3be..cad68c1 100644
--- a/06.PVE制作DNS服务器.md
+++ b/06.PVE制作DNS服务器.md
@@ -339,11 +339,11 @@ log-level notice
 bind [::]:6053@lo
 bind-tcp [::]:6053@lo
 
-serve-expired yes
-serve-expired-ttl 129600
-serve-expired-reply-ttl 30
 prefetch-domain yes
-serve-expired-prefetch-time 21600
+
+rr-ttl-min 60
+rr-ttl-max 21600
+rr-ttl-reply-max 3600
 
 force-qtype-SOA 65
 max-query-limit 1024
diff --git a/src/debian/debian_dns_smartdns.conf b/src/debian/debian_dns_smartdns.conf
index d13b551..6f69305 100644
--- a/src/debian/debian_dns_smartdns.conf
+++ b/src/debian/debian_dns_smartdns.conf
@@ -22,11 +22,11 @@ log-level notice
 bind [::]:6053@lo
 bind-tcp [::]:6053@lo
 
-serve-expired yes
-serve-expired-ttl 129600
-serve-expired-reply-ttl 30
 prefetch-domain yes
-serve-expired-prefetch-time 21600
+
+rr-ttl-min 60
+rr-ttl-max 21600
+rr-ttl-reply-max 3600
 
 force-qtype-SOA 65
 max-query-limit 1024