Logstash 5.0 Alpha 4 csv input and mutate split error

Sort of... Apparently it's been fixed in the new version of the new mutate filter - but I'n not sure how to do the update?!?!

See Here:

https://discuss.elastic.co/t/how-to-update-to-new-logstash-filter-mutate-plugin-version/58366

Ta,

Tim.