---
- type: replace
  path: /stemcells
  value:
    - alias: default
      os: ubuntu-xenial
      version: "621.84"

---
- type: replace
  path: /stemcells
  value:
    - alias: default
      os: ubuntu-xenial
      version: "621.90"

Upgrade to the 621.90 Xenial stemcell
Upgrade to the 621.90 Xenial stemcell

This is the same as used by cf-deployment v15.0.0, which other people
are already using, we it should be good. We're doing this upgrade for
security.
