diff --git a/doc/api/n-api.md b/doc/api/n-api.md
index ab90cf05f4750d..3f5f9f4d9d2e03 100644
--- a/doc/api/n-api.md
+++ b/doc/api/n-api.md
@@ -60,6 +60,14 @@ For example:
 #include <node_api.h>
 ```
 
+As the feature is experimental it must be enabled with the
+following command line
+[option](https://nodejs.org/dist/latest-v8.x/docs/api/cli.html#cli_napi_modules):
+
+```bash
+--napi-modules
+```
+
 ## Basic N-API Data Types
 
 N-API exposes the following fundamental datatypes as abstractions that are