diff --git a/src/async_resolver.rs b/src/async_resolver.rs
index 8495155f..acec5293 100644
--- a/src/async_resolver.rs
+++ b/src/async_resolver.rs
@@ -2036,7 +2036,6 @@ mod async_resolver_test {
 
         resolver.save_negative_answers(dns_response.clone());
 
-        let rrtype_search = Rrtype::A;
         assert_eq!(dns_response.get_answer().len(), 0);
         assert_eq!(dns_response.get_additional().len(), 1);
         assert_eq!(
diff --git a/src/async_resolver/config.rs b/src/async_resolver/config.rs
index d4f20c21..6dede8a8 100644
--- a/src/async_resolver/config.rs
+++ b/src/async_resolver/config.rs
@@ -3,8 +3,6 @@ use crate::client::client_connection::ConnectionProtocol;
 use crate::message::DnsMessage;
 use crate::tsig::tsig_algorithm::TsigAlgorithm;
 use std::cmp::max;
-use std::io::SeekFrom;
-use std::option;
 use std::{net::{IpAddr,SocketAddr,Ipv4Addr}, time::Duration};
 
 use super::server_info::ServerInfo;