Carthage build error

[TungVuDuc2805]

error: SWIFT_VERSION '3.0' is unsupported, supported versions are: 4.0, 4.2, 5.0. (in target 'Result-iOS' from project 'Result')
error: SWIFT_VERSION '3.0' is unsupported, supported versions are: 4.0, 4.2, 5.0. (in target 'Result-iOS' from project 'Result')

Please release new version :(

[unixb0y]

You have to specify like this to take the latest version:

github "snipsco/Postal" "HEAD"