There are two EasyNAS repos: Stable and Beta.
New updates will go first to Beta repo, sits there for 2 weeks and than go to the stable repo.
Each EasyNAS install can install both Beta or Stable versions.
By default only stable repo is enable . To Enable Beta repo and get the latest updates follow this instruction:
Go to System -> Settings -> Reposiories
and click enable near EasyNAS_Beta repository
Updates from Beta repositories will reach the NAS Box.