diff --git a/examples/simple.rs b/examples/simple.rs
index e9910a6..b423812 100644
--- a/examples/simple.rs
+++ b/examples/simple.rs
@@ -5,12 +5,14 @@ use boitalettres::server::accept::addr::{AddrIncoming, AddrStream};
 use boitalettres::server::Server;
 use tracing_subscriber;
 
+
+use tokio::time::{sleep, Duration};
+
 async fn handle_req(req: Request) -> Result<Response> {
     use imap_codec::types::response::{Capability, Data};
 
     tracing::debug!("Got request: {:#?}", req);
 
-    use tokio::time::{sleep, Duration};
     println!("WILL SLEEP");
     sleep(Duration::from_millis(100)).await;
     println!("DONE SLEEP");
@@ -31,10 +33,17 @@ async fn main() -> Result<()> {
 
     let make_service = tower::service_fn(|addr: &AddrStream| {
         tracing::debug!(remote_addr = %addr.remote_addr, local_addr = %addr.local_addr, "accept");
+        async {
 
-        let service = tower::ServiceBuilder::new().service_fn(handle_req);
+          println!("222 WILL SLEEP");
+          sleep(Duration::from_millis(100)).await;
+          println!("222 DONE SLEEP");
 
-        futures::future::ok::<_, std::convert::Infallible>(service)
+          let service = tower::ServiceBuilder::new().service_fn(handle_req);
+        
+          let r: Result<_, boitalettres::errors::Error> = Ok(service);
+          r
+        }
     });
 
     let server = Server::new(incoming).serve(make_service);