name : update-trail.rst **To update a trail** The following ``update-trail`` example updates a trail to use an existing bucket for log delivery. :: aws cloudtrail update-trail \ --name Trail1 \ --s3-bucket-name amzn-s3-demo-bucket Output:: { "IncludeGlobalServiceEvents": true, "Name": "Trail1", "TrailARN": "arn:aws:cloudtrail:us-west-2:123456789012:trail/Trail1", "LogFileValidationEnabled": false, "IsMultiRegionTrail": true, "S3BucketName": "amzn-s3-demo-bucket" }