diff --git a/easytier/src/proto/dns.proto b/easytier/src/proto/dns.proto
index b94afe99..78ff73ba 100644
--- a/easytier/src/proto/dns.proto
+++ b/easytier/src/proto/dns.proto
@@ -7,9 +7,8 @@ package dns;
 message ZoneData {
   common.UUID id = 1;
   string origin = 2;
-  uint32 ttl = 3;
-  repeated string records = 4;
-  repeated common.Url forwarders = 5;
+  repeated string records = 3;
+  repeated common.Url forwarders = 4;
 }
 
 message GetExportConfigRequest {}
diff --git a/easytier/src/proto/dns.rs b/easytier/src/proto/dns.rs
index 8363ee2e..9fd220c3 100644
--- a/easytier/src/proto/dns.rs
+++ b/easytier/src/proto/dns.rs
@@ -22,10 +22,6 @@ impl Display for ZoneData {
         }
         writeln!(f)?;
 
-        writeln!(f, "$TTL {}", self.ttl)?;
-
-        writeln!(f)?;
-
         for record in &self.records {
             writeln!(f, "{}", record)?;
         }