diff --git a/examples/server.rs b/examples/server.rs
index d838d7d..7c1a213 100644
--- a/examples/server.rs
+++ b/examples/server.rs
@@ -5,17 +5,14 @@
 //! hyper will automatically use HTTP/2 if a client starts talking HTTP/2,
 //! otherwise HTTP/1.1 will be used.
 
+#![cfg(feature = "acceptor")]
+
 use hyper::server::conn::AddrIncoming;
 use hyper::service::{make_service_fn, service_fn};
 use hyper::{Body, Method, Request, Response, Server, StatusCode};
 use std::vec::Vec;
 use std::{env, fs, io};
 
-#[cfg(not(feature = "acceptor"))]
-fn main() {
-    println!("This example requires the `acceptor` feature");
-}
-#[cfg(feature = "acceptor")]
 fn main() {
     // Serve an echo service over HTTPS, with proper error handling.
     if let Err(e) = run_server() {
@@ -50,7 +47,7 @@ async fn run_server() -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
     let acceptor = TlsAcceptor::builder()
         .with_single_cert(certs, key)
         .map_err(|e| error(format!("{}", e)))?
-        .with_http_alpn()
+        .with_all_versions_alpn()
         .with_incoming(incoming);
     let service = make_service_fn(|_| async { Ok::<_, io::Error>(service_fn(echo)) });
     let server = Server::builder(acceptor).serve(service);
diff --git a/src/acceptor.rs b/src/acceptor.rs
index de4884d..edd47ae 100644
--- a/src/acceptor.rs
+++ b/src/acceptor.rs
@@ -1,14 +1,15 @@
 use core::task::{Context, Poll};
+use std::future::Future;
+use std::io;
+use std::pin::Pin;
+use std::sync::Arc;
+
 use futures_util::ready;
 use hyper::server::{
     accept::Accept,
     conn::{AddrIncoming, AddrStream},
 };
 use rustls::ServerConfig;
-use std::future::Future;
-use std::io;
-use std::pin::Pin;
-use std::sync::Arc;
 use tokio::io::{AsyncRead, AsyncWrite, ReadBuf};
 
 mod builder;
diff --git a/src/acceptor/builder.rs b/src/acceptor/builder.rs
index 709ee47..f9a8e32 100644
--- a/src/acceptor/builder.rs
+++ b/src/acceptor/builder.rs
@@ -12,7 +12,7 @@ pub struct WantsTlsConfig(());
 
 impl AcceptorBuilder<WantsTlsConfig> {
     /// Creates a new [`AcceptorBuilder`]
-    pub fn new() -> Self {
+    pub(super) fn new() -> Self {
         Self(WantsTlsConfig(()))
     }
 
@@ -42,12 +42,6 @@ impl AcceptorBuilder<WantsTlsConfig> {
     }
 }
 
-impl Default for AcceptorBuilder<WantsTlsConfig> {
-    fn default() -> Self {
-        Self::new()
-    }
-}
-
 /// State of a builder that needs a incoming address next
 pub struct WantsAlpn(ServerConfig);
 
@@ -68,13 +62,13 @@ impl AcceptorBuilder<WantsAlpn> {
     }
 
     /// Configure ALPN to accep HTTP/1.1
-    pub fn with_http11_alpn(mut self) -> AcceptorBuilder<WantsIncoming> {
+    pub fn with_http1_alpn(mut self) -> AcceptorBuilder<WantsIncoming> {
         self.0 .0.alpn_protocols = vec![b"http/1.1".to_vec()];
         AcceptorBuilder(WantsIncoming(self.0 .0))
     }
 
     /// Configure ALPN to accept HTTP/2, HTTP/1.1 in that order.
-    pub fn with_http_alpn(mut self) -> AcceptorBuilder<WantsIncoming> {
+    pub fn with_all_versions_alpn(mut self) -> AcceptorBuilder<WantsIncoming> {
         self.0 .0.alpn_protocols = vec![b"h2".to_vec(), b"http/1.1".to_vec()];
         AcceptorBuilder(WantsIncoming(self.0 .0))
     }
diff --git a/src/lib.rs b/src/lib.rs
index 4392d9b..45666f4 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -41,15 +41,23 @@
 //!
 //! let mut rt = tokio::runtime::Runtime::new().unwrap();
 //! let addr = "127.0.0.1:1337".parse().unwrap();
+//!
+//!
 //! // Load public certificate.
 //! let certfile = File::open("examples/sample.pem").unwrap();
 //! let mut reader = io::BufReader::new(certfile);
+//!
+//!
 //! // Load and return certificate.
 //! let certs = rustls_pemfile::certs(&mut reader).unwrap();
 //! let certs =certs.into_iter().map(rustls::Certificate).collect();
+//!
+//!
 //! // Load private key. (see `examples/server.rs`)
 //! let keyfile = File::open("examples/sample.rsa").unwrap();
 //! let mut reader = io::BufReader::new(keyfile);
+//!
+//!
 //! // Load and return a single private key.
 //! let keys = rustls_pemfile::rsa_private_keys(&mut reader).unwrap();
 //! let key = rustls::PrivateKey(keys[0].clone());
@@ -62,7 +70,7 @@
 //! let incoming = AddrIncoming::bind(&addr).unwrap();
 //! let acceptor = TlsAcceptor::builder()
 //!     .with_single_cert(certs, key).unwrap()
-//!     .with_http_alpn()
+//!     .with_all_versions_alpn()
 //!     .with_incoming(incoming);
 //! let service = make_service_fn(|_| async { Ok::<_, io::Error>(service_fn(|_req|async {Ok::<_, io::Error>(Response::new(Body::empty()))})) });
 //! let server = Server::builder(acceptor).serve(service);