diff --git a/examples/server/Cargo.toml b/examples/server/Cargo.toml
index 95e9a7c..d3bfa22 100644
--- a/examples/server/Cargo.toml
+++ b/examples/server/Cargo.toml
@@ -9,3 +9,4 @@ actix-rt = "0.2"
 actix-web = { version = "1.0", features = ["ssl"] }
 futures = "0.1"
 openssl = "0.10"
+actix-http = "0.2"
diff --git a/examples/server/src/keep_alive.rs b/examples/server/src/keep_alive.rs
index 86aa88f..d997286 100644
--- a/examples/server/src/keep_alive.rs
+++ b/examples/server/src/keep_alive.rs
@@ -2,19 +2,21 @@
 use actix_web::{web, App, HttpResponse, HttpServer};
 
 pub fn main() {
-    HttpServer::new(|| {
+    let one = HttpServer::new(|| {
         App::new().route("/", web::get().to(|| HttpResponse::Ok()))
     })
     .keep_alive(75); // <- Set keep-alive to 75 seconds
 
-    HttpServer::new(|| {
-        App::new().route("/", web::get().to(|| HttpResponse::Ok()))
-    })
-    .keep_alive(server::KeepAlive::Tcp(75)); // <- Use `SO_KEEPALIVE` socket option.
+    // let _two = HttpServer::new(|| {
+    //     App::new().route("/", web::get().to(|| HttpResponse::Ok()))
+    // })
+    // .keep_alive(); // <- Use `SO_KEEPALIVE` socket option.
 
-    HttpServer::new(|| {
+    let _three = HttpServer::new(|| {
         App::new().route("/", web::get().to(|| HttpResponse::Ok()))
     })
     .keep_alive(None); // <- Disable keep-alive
+
+    one.bind("127.0.0.1:8088").unwrap().run().unwrap();
 }
 // </keep-alive>
diff --git a/examples/server/src/keep_alive_tp.rs b/examples/server/src/keep_alive_tp.rs
index 252c53c..19287ee 100644
--- a/examples/server/src/keep_alive_tp.rs
+++ b/examples/server/src/keep_alive_tp.rs
@@ -8,3 +8,6 @@ pub fn index(req: HttpRequest) -> HttpResponse {
         .finish()
 }
 // </example>
+// ConnectionType::Close
+// ConnectionType::KeepAlive
+// ConnectionType::Upgrade
diff --git a/examples/server/src/main.rs b/examples/server/src/main.rs
index 735f613..6d43ee1 100644
--- a/examples/server/src/main.rs
+++ b/examples/server/src/main.rs
@@ -1,4 +1,4 @@
-// pub mod keep_alive;
+pub mod keep_alive;
 // pub mod keep_alive_tp;
 pub mod signals;
 pub mod ssl;