{
  "plugins": {
    "local": {
      "browsers": [
        {
          "browserName": "chrome"
        }
      ],
      "browserOptions": {
        "chrome": ["headless", "disable-gpu", "no-sandbox"]
      }
    },
    "sauce": {
      "browsers": [
        {
          "browserName": "chrome",
          "platform": "OS X 10.12",
          "version": ""
        },
        {
          "browserName": "firefox",
          "platform": "OS X 10.12",
          "version": ""
        },
        {
          "browserName": "safari",
          "platform": "OS X 10.12",
          "version": ""
        },
        {
          "browserName": "microsoftedge",
          "platform": "Windows 10",
          "version": ""
        },
        {
          "browserName": "internet explorer",
          "platform": "Windows 10",
          "version": "11"
        }
      ]
    }
  }
}

{
  "plugins": {
    "local": {
      "browsers": [
        {
          "browserName": "chrome"
        }
      ],
      "browserOptions": {
        "chrome": ["headless", "disable-gpu", "no-sandbox"]
      }
    },
    "sauce": {
      "browsers": [
        {
          "browserName": "chrome",
          "platform": "OS X 10.13",
          "version": ""
        },
        {
          "browserName": "firefox",
          "platform": "OS X 10.13",
          "version": ""
        },
        {
          "browserName": "safari",
          "platform": "OS X 10.13",
          "version": ""
        },
        {
          "browserName": "microsoftedge",
          "platform": "Windows 10",
          "version": ""
        },
        {
          "browserName": "internet explorer",
          "platform": "Windows 10",
          "version": "11"
        }
      ]
    }
  }
}

Update Sauce to OSX 10.13
Update Sauce to OSX 10.13

Fixes https://support.saucelabs.com/hc/en-us/articles/360000158254