diff --git a/doc/api/http2.md b/doc/api/http2.md
index 1b2d7c246367d2..61f2bd8ec8f1d9 100644
--- a/doc/api/http2.md
+++ b/doc/api/http2.md
@@ -354,7 +354,7 @@ server.on('stream', (stream, headers) => {
   stream.end('<h1>Hello World</h1>');
 });
 
-server.listen(80);
+server.listen(8000);
 ```
 
 Even though HTTP/2 streams and network sockets are not in a 1:1 correspondence,
@@ -2532,7 +2532,7 @@ server.on('stream', (stream, headers) => {
   stream.end('<h1>Hello World</h1>');
 });
 
-server.listen(80);
+server.listen(8000);
 ```
 
 ### `http2.createSecureServer(options[, onRequestHandler])`
@@ -2673,7 +2673,7 @@ server.on('stream', (stream, headers) => {
   stream.end('<h1>Hello World</h1>');
 });
 
-server.listen(80);
+server.listen(8443);
 ```
 
 ### `http2.connect(authority[, options][, listener])`