diff --git a/src/main.rs b/src/main.rs
index 3e68062..5cad5a6 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -84,16 +84,12 @@ async fn main() -> Result<()> {
 
   let service = app.into_make_service();
 
-  let addr4 = SocketAddr::from((Ipv4Addr::UNSPECIFIED, opts.port));
   let addr6 = SocketAddr::from((Ipv6Addr::UNSPECIFIED, opts.port));
-  println!("Listening on {} and {}...", addr4, addr6);
+  println!("Listening on {}...", addr6);
 
-  let server4 = Server::bind(&addr4).serve(service.clone());
   let server6 = Server::bind(&addr6).serve(service);
 
-  let (result4, result6) = join!(server4, server6);
-  result4?;
-  result6?;
+  server6.await?;
 
   Ok(())
 }