diff --git a/examples/main-example/Cargo.toml b/examples/main-example/Cargo.toml
index 03e0327..10e38ec 100644
--- a/examples/main-example/Cargo.toml
+++ b/examples/main-example/Cargo.toml
@@ -4,4 +4,5 @@ version = "1.0.0"
 edition = "2018"
 
 [dependencies]
-actix-web = "1.0"
+actix-web = "2.0"
+actix-rt = "1.0"
diff --git a/examples/main-example/src/main.rs b/examples/main-example/src/main.rs
index 11f7025..004ec57 100644
--- a/examples/main-example/src/main.rs
+++ b/examples/main-example/src/main.rs
@@ -1,20 +1,20 @@
 // <main-example>
 use actix_web::{web, App, HttpRequest, HttpServer, Responder};
 
-fn greet(req: HttpRequest) -> impl Responder {
+async fn greet(req: HttpRequest) -> impl Responder {
     let name = req.match_info().get("name").unwrap_or("World");
     format!("Hello {}!", &name)
 }
 
-fn main() {
+#[actix_rt::main]
+async fn main() -> std::io::Result<()> {
     HttpServer::new(|| {
         App::new()
             .route("/", web::get().to(greet))
             .route("/{name}", web::get().to(greet))
     })
-    .bind("127.0.0.1:8088")
-    .unwrap()
+    .bind("127.0.0.1:8088")?
     .run()
-    .unwrap();
+    .await
 }
 // </main-example>