diff --git a/easytier/src/dns/mod.rs b/easytier/src/dns/mod.rs
index 6536096b..7a2632e3 100644
--- a/easytier/src/dns/mod.rs
+++ b/easytier/src/dns/mod.rs
@@ -1,4 +1,4 @@
+pub mod client;
 pub mod config;
 mod utils;
 pub mod zone;
-pub mod client;
diff --git a/easytier/src/dns/utils.rs b/easytier/src/dns/utils.rs
index 908c656b..621be164 100644
--- a/easytier/src/dns/utils.rs
+++ b/easytier/src/dns/utils.rs
@@ -1,4 +1,5 @@
 use anyhow::{anyhow, Error};
+use hickory_proto::rr::LowerName;
 use hickory_proto::xfer::Protocol;
 use hickory_resolver::config::NameServerConfig;
 use idna::AsciiDenyList;
@@ -6,7 +7,6 @@ use serde_with::{DeserializeFromStr, SerializeDisplay};
 use std::fmt::{Display, Formatter};
 use std::net::{IpAddr, SocketAddr};
 use std::str::FromStr;
-use hickory_proto::rr::LowerName;
 use url::Url;
 
 pub fn sanitize(name: &str) -> String {
@@ -39,7 +39,7 @@ pub fn parse(name: &str) -> LowerName {
     if let Ok(name) = name.parse() {
         name
     } else {
-        let sanitized = sanitize(&name);
+        let sanitized = sanitize(name);
         tracing::debug!("invalid hostname: {}, sanitized to: {}", name, sanitized);
         sanitized.parse().unwrap_or_default()
     }