diff --git a/guide/src/qs_3_5.md b/guide/src/qs_3_5.md
index 3f1fff00..077a7731 100644
--- a/guide/src/qs_3_5.md
+++ b/guide/src/qs_3_5.md
@@ -134,9 +134,10 @@ for full example.
 Actix can wait for requests on a keep-alive connection. *Keep alive*
 connection behavior is defined by server settings.
 
- * `Some(75)` - enable 75 sec *keep alive* timer according request and response settings.
- * `Some(0)` - disable *keep alive*.
- * `None` - Use `SO_KEEPALIVE` socket option.
+ * `KeepAlive::Timeout(75)` - enable 75 sec *keep alive* timer according
+    request and response settings.
+ * `KeepAlive::Disabled` - disable *keep alive*.
+ * `KeepAlive::Tcp(75)` - Use `SO_KEEPALIVE` socket option.
 
 ```rust
 # extern crate actix_web;
@@ -147,7 +148,7 @@ fn main() {
     HttpServer::new(||
         Application::new()
             .resource("/", |r| r.h(httpcodes::HttpOk)))
-        .keep_alive(None); // <- Use `SO_KEEPALIVE` socket option.
+        .keep_alive(server::KeepAlive::Tcp(75)); // <- Use `SO_KEEPALIVE` socket option.
 }
 ```