diff --git a/src/asciidoc/web-flux.adoc b/src/asciidoc/web-flux.adoc
index a29c5d5f9fa..fbe1cd1df03 100644
--- a/src/asciidoc/web-flux.adoc
+++ b/src/asciidoc/web-flux.adoc
@@ -347,7 +347,7 @@ HttpServlet servlet = new ServletHttpHandlerAdapter(handler);
 
 // Reactor Netty
 ReactorHttpHandlerAdapter adapter = new ReactorHttpHandlerAdapter(handler);
-HttpServer.create(host, port).newHandler(adapter).onClose().block();
+HttpServer.create(host, port).newHandler(adapter).block();
 
 // RxNetty
 RxNettyHttpHandlerAdapter adapter = new RxNettyHttpHandlerAdapter(handler);