name : modify-endpoint.rst **To modify an endpoint** The following ``modify-endpoint`` example adds an extra connection attribute to an endpoint. :: aws dms modify-endpoint \ --endpoint-arn "arn:aws:dms:us-east-1:123456789012:endpoint:GUVAFG34EECUOJ6QVZ56DAHT3U" \ --extra-connection-attributes "compressionType=GZIP" Output:: { "Endpoint": { "EndpointIdentifier": "src-endpoint", "EndpointType": "SOURCE", "EngineName": "s3", "EngineDisplayName": "Amazon S3", "ExtraConnectionAttributes": "compressionType=GZIP;csvDelimiter=,;csvRowDelimiter=\\n;", "Status": "active", "EndpointArn": "arn:aws:dms:us-east-1:123456789012:endpoint:GUVAFG34EECUOJ6QVZ56DAHT3U", "SslMode": "none", "ServiceAccessRoleArn": "arn:aws:iam::123456789012:role/my-s3-access-role", "S3Settings": { "ServiceAccessRoleArn": "arn:aws:iam::123456789012:role/my-s3-access-role", "CsvRowDelimiter": "\\n", "CsvDelimiter": ",", "BucketFolder": "", "BucketName": "", "CompressionType": "GZIP", "EnableStatistics": true } } } For more information, see `Working with AWS DMS Endpoints` <https://docs.aws.amazon.com/dms/latest/userguide/CHAP_Endpoints.html>`__ in the *AWS Database Migration Service User Guide*.