The current `composer.json` `autoload` directive causes Bitpay's `src` directory to be used as fallback autoload directory. This behavior is caused because the "key"-value of `autoload/psr-4/*` is `""`. See documentation at https://getcomposer.org/doc/04-schema.md#psr-4 (grep on fallback). You shouldn't use this project as a fallback directory as it degrades performance of the application in which you use this package. Easy to be fixed with this patch: ```patch --- a/composer.json +++ b/composer.json @@ -19,7 +19,7 @@ ], "autoload": { "psr-4": { - "": "src/" + "Bitpay\\": "src/" } }, "require": { ```