diff --git a/src/udp.rs b/src/udp.rs
index 46af522..e43210b 100644
--- a/src/udp.rs
+++ b/src/udp.rs
@@ -1,5 +1,5 @@
 use std::collections::HashMap;
-use std::sync::atomic::{AtomicI32, AtomicU64};
+use std::sync::atomic::AtomicI32;
 use std::sync::Arc;
 
 use log::{debug, error, info, trace};
@@ -7,7 +7,6 @@ use rand::seq::SliceRandom;
 
 use tokio::net::UdpSocket;
 use tokio::sync::Mutex;
-use tokio::time::Instant;
 
 use crate::listener::Listener;
 use crate::shutdown::{Shutdown, ShutdownReceiver};