Build system for less files in sublime-text

Lessc.sublime-build

{
    "cmd": ["lessc", "styles.less", "$file_path/styles.css", "-x"],
    "working_dir": "$file_path",
    "selector": "source.css.less",
    "path": "/home/plou/.nvm/v0.10.4/bin/",
    "variants": [
        {
            "name": "Run",
            "cmd": ["lessc", "$file_name", "$file_path/$file_base_name.css", "-x  --no-color"],
            "working_dir": "$file_path",
        }
    ]
}