diff --git a/tarpc/src/lib.rs b/tarpc/src/lib.rs
index 3169564..dafa622 100644
--- a/tarpc/src/lib.rs
+++ b/tarpc/src/lib.rs
@@ -30,8 +30,7 @@
 //! }
 //!
 //! fn main() {
-//!     let addr = "127.0.0.1:9000";
-//!     let serve_handle = Server.spawn(addr).unwrap();
+//!     let serve_handle = Server.spawn("localhost:0").unwrap();
 //!     let client = Client::new(serve_handle.dialer()).unwrap();
 //!     assert_eq!(3, client.add(1, 2).unwrap());
 //!     assert_eq!("Hello, Mom!".to_string(),