diff --git a/doc/api/cli.md b/doc/api/cli.md index 54d8e6fa0bb68a..886d17c6d5e185 100644 --- a/doc/api/cli.md +++ b/doc/api/cli.md @@ -1128,6 +1128,9 @@ Preload the specified module at startup. Follows `require()`'s module resolution rules. `module` may be either a path to a file, or a node module name. +Only CommonJS modules are supported. Attempting to preload a +ES6 Module using `--require` will fail with an error. + ### `-v`, `--version`