Unable to store .security index in s3 bucket

While taking back up of .security-7 index to S3 bucket getting below error, kindly help.

"failures" : [
      {
        "index" : ".security-7",
        "index_uuid" : ".security-7",
        "shard_id" : 0,
        "reason" : "IndexShardSnapshotFailedException[com.amazonaws.services.s3.model.AmazonS3Exception: The operation is not valid for the object's storage class (Service: Amazon S3; Status Code: 403; Error Code: InvalidObjectState; Request ID: CZ1CNGMJJYWJ2071; S3 Extended Request ID: QAfaJ45aNMpeSc5H2SP7hnUlMey/Wf18sxMlv1tmFVEAl817TPJ5DfqlfodUFiIzwFIvtMJxU04=), S3 Extended Request ID: QAfaJ45aNMpeSc5H2SP7hnUlMey/Wf18sxMlv1tmFVEAl817TPJ5DfqlfodUFiIzwFIvtMJxU04=]; nested: AmazonS3Exception[The operation is not valid for the object's storage class (Service: Amazon S3; Status Code: 403; Error Code: InvalidObjectState; Request ID: CZ1CNGMJJYWJ2071; S3 Extended Request ID: QAfaJ45aNMpeSc5H2SP7hnUlMey/Wf18sxMlv1tmFVEAl817TPJ5DfqlfodUFiIzwFIvtMJxU04=)]; ",
        "node_id" : "i0vz-l4RTjSfeshS1RfYxQ",
        "status" : "INTERNAL_SERVER_ERROR"
      }
    ],
    "shards" : {
      "total" : 1,
      "failed" : 1,
      "successful" : 0
    }