diff --git a/rootfs/usr/local/etc/docker/init.d/02-named.sh b/rootfs/usr/local/etc/docker/init.d/02-named.sh
index 53c9521..d6b0599 100755
--- a/rootfs/usr/local/etc/docker/init.d/02-named.sh
+++ b/rootfs/usr/local/etc/docker/init.d/02-named.sh
@@ -337,9 +337,8 @@ zone "$domain_name" {
     type master;
     notify yes;
     also-notify { $DNS_SERVER_SECONDARY; };
-    update-policy {	grant ddns-key zonesub ANY; };
     allow-transfer { any; key "backup-key"; trusted; };
-    allow-update {key "certbot."; key "dhcp-key"; trusted; key "ddns-key"; };
+    allow-update { key "certbot."; key "dhcp-key"; trusted; key "ddns-key"; };
     file "$VAR_DIR/primary/$file_name";
 };
 #  ********** end $domain_name **********