v1.1.0

• Add support for multiple MFA devices.
  • If you use -mfa and you have multiple MFA devices, you will now receive a prompt asking you which MFA that you want to use. You can also use -mfa-serial-number to pick one from the command line.

https://aws.amazon.com/blogs/security/you-can-now-assign-multiple-mfa-devices-in-iam/