**To change an application's description**

The following command updates the description of an application named ``my-app``::

  aws elasticbeanstalk update-application --application-name my-app --description "my Elastic Beanstalk application"

Output::

  {
      "Application": {
          "ApplicationName": "my-app",
          "Description": "my Elastic Beanstalk application",
          "Versions": [
              "2fba-stage-150819_234450",
              "bf07-stage-150820_214945",
              "93f8",
              "fd7c-stage-150820_000431",
              "22a0-stage-150819_185942"
          ],
          "DateCreated": "2015-08-13T19:15:50.449Z",
          "ConfigurationTemplates": [],
          "DateUpdated": "2015-08-20T22:34:56.195Z"
      }
  }