问mongodb以配置文件启动失败？

查了好多都说是配置文件的问题，但是我改了好几次还是报错

报错：Unrecognized option: storage.journal.enabled try 'mong

storage:

dbPath: /var/lib/mongo

journal:

enabled: true

systemLog:

destination: file

logAppend: true

path: /var/log/mongodb/mongod.log

net:

port: 27017

bindIp: 0.0.0.0

processManagement:

fork: true

pidFilePath: /var/run/mongodb/mongod.pid