diff --git a/beacon_node/lighthouse_network/src/config.rs b/beacon_node/lighthouse_network/src/config.rs
index 025dd236481..58e785c0e45 100644
--- a/beacon_node/lighthouse_network/src/config.rs
+++ b/beacon_node/lighthouse_network/src/config.rs
@@ -193,8 +193,7 @@ impl Config {
     /// Sets the listening address to use both an ipv4 and ipv6 address. The discv5 ip_mode and
     /// table filter is adjusted accordingly to ensure addresses that are present in the enr are
     /// globally reachable.
-    /// TODO: add Quic support IPV6 port when https://github.com/libp2p/rust-libp2p/issues/4165
-    /// gets addressed.
+    #[allow(clippy::too_many_arguments)]
     pub fn set_ipv4_ipv6_listening_addresses(
         &mut self,
         v4_addr: Ipv4Addr,
@@ -592,4 +591,4 @@ pub const fn is_global_ipv6(addr: &Ipv6Addr) -> bool {
             || is_documentation(addr)
             || is_unique_local(addr)
             || is_unicast_link_local(addr))
-}
+}
\ No newline at end of file
diff --git a/beacon_node/lighthouse_network/src/discovery/enr_ext.rs b/beacon_node/lighthouse_network/src/discovery/enr_ext.rs
index 77c4f0e43a7..3c558ae56d1 100644
--- a/beacon_node/lighthouse_network/src/discovery/enr_ext.rs
+++ b/beacon_node/lighthouse_network/src/discovery/enr_ext.rs
@@ -6,8 +6,8 @@ use libp2p::core::multiaddr::Protocol;
 use libp2p::identity::{ed25519, secp256k1, KeyType, Keypair, PublicKey};
 use tiny_keccak::{Hasher, Keccak};
 
-const QUIC_ENR_KEY: &'static str = "quic";
-const QUIC6_ENR_KEY: &'static str = "quic6";
+const QUIC_ENR_KEY: &str = "quic";
+const QUIC6_ENR_KEY: &str = "quic6";
 
 /// Extend ENR for libp2p types.
 pub trait EnrExt {
@@ -397,4 +397,4 @@ mod tests {
 
         assert_eq!(enr.node_id(), node_id);
     }
-}
+}
\ No newline at end of file
diff --git a/beacon_node/lighthouse_network/src/discovery/mod.rs b/beacon_node/lighthouse_network/src/discovery/mod.rs
index d9f79a537f7..79271abd053 100644
--- a/beacon_node/lighthouse_network/src/discovery/mod.rs
+++ b/beacon_node/lighthouse_network/src/discovery/mod.rs
@@ -1240,6 +1240,6 @@ mod tests {
         assert_eq!(results.len(), 2);
 
         // when a peer belongs to multiple subnet ids, we use the highest ttl.
-        assert_eq!(results.get(&enr1.peer_id()).unwrap(), &instant1);
+        assert_eq!(results.get(&enr1).unwrap(), &instant1);
     }
-}
+}
\ No newline at end of file
diff --git a/beacon_node/lighthouse_network/src/service/mod.rs b/beacon_node/lighthouse_network/src/service/mod.rs
index 4f8727362db..35ba4ea99d7 100644
--- a/beacon_node/lighthouse_network/src/service/mod.rs
+++ b/beacon_node/lighthouse_network/src/service/mod.rs
@@ -416,10 +416,8 @@ impl<AppReqId: ReqId, TSpec: EthSpec> Network<AppReqId, TSpec> {
 
         for listen_multiaddr in config.listen_addrs().listen_addresses() {
             // If QUIC is disabled, ignore listening on QUIC ports
-            if config.disable_quic_support {
-                if listen_multiaddr.iter().any(|v| v == MProtocol::QuicV1) {
+            if config.disable_quic_support && listen_multiaddr.iter().any(|v| v == MProtocol::QuicV1) {
                     continue;
-                }
             }
 
             match self.swarm.listen_on(listen_multiaddr.clone()) {
@@ -1601,4 +1599,4 @@ impl<AppReqId: ReqId, TSpec: EthSpec> Network<AppReqId, TSpec> {
     pub async fn next_event(&mut self) -> NetworkEvent<AppReqId, TSpec> {
         futures::future::poll_fn(|cx| self.poll_network(cx)).await
     }
-}
+}
\ No newline at end of file
diff --git a/beacon_node/network/src/nat.rs b/beacon_node/network/src/nat.rs
index 2e923420ea3..b109ae71709 100644
--- a/beacon_node/network/src/nat.rs
+++ b/beacon_node/network/src/nat.rs
@@ -110,17 +110,13 @@ pub fn construct_upnp_mappings<T: EthSpec>(
                     let mut udp_sockets = Vec::new();
 
                     // Set the discovery UDP port mapping
-                    if !config.disable_discovery {
-                        if set_udp_mapping(config.disc_port).is_ok() {
-                            udp_sockets.push(config.disc_port);
-                        }
+                    if !config.disable_discovery && set_udp_mapping(config.disc_port).is_ok() {
+                        udp_sockets.push(config.disc_port);
                     }
 
                     // Set the quic UDP port mapping
-                    if !config.disable_quic_support {
-                        if set_udp_mapping(config.quic_port).is_ok() {
-                            udp_sockets.push(config.quic_port)
-                        }
+                    if !config.disable_quic_support && set_udp_mapping(config.quic_port).is_ok() {
+                        udp_sockets.push(config.quic_port)
                     }
 
                     // report any updates to the network service.
@@ -203,4 +199,4 @@ pub fn remove_mappings(tcp_port: Option<u16>, udp_ports: &[u16], log: &slog::Log
             Err(e) => debug!(log, "UPnP failed to remove mappings"; "error" => %e),
         }
     }
-}
+}
\ No newline at end of file