diff --git a/doc/api/http.md b/doc/api/http.md
index d492e7ef67277c..1df8bc6a48ccc8 100644
--- a/doc/api/http.md
+++ b/doc/api/http.md
@@ -2831,7 +2831,9 @@ class. The `ClientRequest` instance is a writable stream. If one needs to
 upload a file with a POST request, then write to the `ClientRequest` object.
 
 ```js
-const postData = querystring.stringify({
+const http = require('http');
+
+const postData = JSON.stringify({
   'msg': 'Hello World!'
 });
 
@@ -2841,7 +2843,7 @@ const options = {
   path: '/upload',
   method: 'POST',
   headers: {
-    'Content-Type': 'application/x-www-form-urlencoded',
+    'Content-Type': 'application/json',
     'Content-Length': Buffer.byteLength(postData)
   }
 };