# Inheritance for wordpress_sites.yml - prevent dublicated licence-key definition

**URL:** https://discourse.roots.io/t/inheritance-for-wordpress-sites-yml-prevent-dublicated-licence-key-definition/15506
**Category:** trellis
**Created:** 2019-05-09T13:35:09Z
**Posts:** 3
**Showing post:** 2 of 3

## Post 2 by @ben — 2019-05-09T17:31:42Z

> [@ACF Pro as a Composer dependency (without committing your license key unencrypted)](https://discourse.roots.io/t/acf-pro-as-a-composer-dependency-without-committing-your-license-key-unencrypted/6690/56):
>
> You can use vault\_wordpress\_env\_defaults (introduced by @TangRufus in [https://github.com/roots/trellis/pull/1048](https://github.com/roots/trellis/pull/1048))

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