diff --git a/src/net/dns.rs b/src/net/dns.rs
index 210e13ceaa..e3e8c1b6ca 100644
--- a/src/net/dns.rs
+++ b/src/net/dns.rs
@@ -69,7 +69,8 @@ pub(crate) async fn prune_dns_cache(context: &Context) -> Result<()> {
 }
 
 /// Map from hostname to IP addresses.
-static LOOKUP_HOST_CACHE: Lazy<std::sync::Mutex<HashMap<String, Vec<IpAddr>>>> = Default::default();
+static LOOKUP_HOST_CACHE: Lazy<std::sync::Mutex<HashMap<String, Vec<IpAddr>>>> =
+    Lazy::new(Default::default);
 
 async fn lookup_host_with_memory_cache(
     context: &Context,