This method allows you to edit an existing build cache file within a project.

## URL

```
/projects/<project>/build_cache_files/<identifier>
```

* Replace `<project>` with either the `permalink` or `identifier` of the project.
* Replace `<identifier>` with the identifier of the build cache file

## HTTP METHOD

```
PUT
```

## Supported Parameters

* `path` - the path of the build cache file

## Example cURL request

```bash
curl -H "Content-type: application/json" \
-H "Accept: application/json" \
--user adam@atechmedia.com:my-api-key \
-X PUT \
-d '{ \
 "build_cache_file":{ \ 
   "path":"vendor" \
  } \
}' \
https://atech.deployhq.com/projects/api-created/build_cache_files/5c0c7e7c-3c02-4058-b3a8-f3e798754612
```

## Example response

```json
{
  "parent_id":8677,
  "parent_type":"project",
  "id":8668,
  "path":"vendor",
  "project_id":null,
  "identifier":"5c0c7e7c-3c02-4058-b3a8-f3e798754612",
  "created_at":"2019-08-01T14:31:34.000+01:00",
  "updated_at":"2019-08-01T14:36:54.000+01:00"
}
```