diff --git a/src/dns_server.c b/src/dns_server.c
index 1dd43db..d8a44ea 100644
--- a/src/dns_server.c
+++ b/src/dns_server.c
@@ -2322,6 +2322,7 @@ static int _dns_server_process_answer_A(struct dns_rrs *rrs, struct dns_request
 	if (addr[0] == 0 || addr[0] == 127) {
 		/* If half of the servers return the same result, then ignore this address */
 		if (atomic_inc_return(&request->adblock) <= (dns_server_num() / 2 + dns_server_num() % 2)) {
+			request->rcode = DNS_RC_NOERROR;
 			_dns_server_request_release(request);
 			return -1;
 		}
@@ -2398,6 +2399,7 @@ static int _dns_server_process_answer_AAAA(struct dns_rrs *rrs, struct dns_reque
 	if (_dns_server_is_adblock_ipv6(addr) == 0) {
 		/* If half of the servers return the same result, then ignore this address */
 		if (atomic_inc_return(&request->adblock) <= (dns_server_num() / 2 + dns_server_num() % 2)) {
+			request->rcode = DNS_RC_NOERROR;
 			_dns_server_request_release(request);
 			return -1;
 		}