Hello, I'm attempting to upgrade stack on a FreeBSD 11.1 system but it fails: stack upgrade Current Stack version: 1.5.1, available download version: 1.7.1 Newer version detected, downloading Querying for archive location for platform: freebsd-i386-static Querying for archive location for platform: freebsd-i386 Exception occured when trying to perform binary upgrade: Unable to find binary Stack archive for platforms: freebsd-i386-static freebsd-i386 Falling back to source upgrade Selected mirror https://s3.amazonaws.com/hackage.fpcomplete.com/ Downloading timestamp No updates to your package list were found Updating package index Hackage (mirrored at https://s3.amazonaws.com/hackage.fpcomplete.com/) ...Could not parse '/tmp/stack-upgrade2294/stack-1.7.1/stack.yaml': Aeson exception: Error in $['extra-deps'][0]: failed to parse field 'extra-deps': (Invalid package identifier: "rio-0.1.1.0@rev:0","rio-0.1.1.0@rev:0") See http://docs.haskellstack.org/en/stable/yaml_configuration/ If it matters, I'm using ghc-8.0.2_3. Thanks for any help, Roger