Error: Cannot tap telia-oss/tap: invalid syntax in tap!

[larstobi]

❯ brew install telia-oss/tap/aws-env
==> Tapping telia-oss/tap
Cloning into '/opt/homebrew/Library/Taps/telia-oss/homebrew-tap'...
remote: Enumerating objects: 37, done.
remote: Counting objects: 100% (37/37), done.
remote: Compressing objects: 100% (35/35), done.
remote: Total 37 (delta 6), reused 5 (delta 0), pack-reused 0
Receiving objects: 100% (37/37), 6.27 KiB | 6.27 MiB/s, done.
Resolving deltas: 100% (6/6), done.
Warning: Calling bottle :unneeded is deprecated! There is no replacement.
Please report this issue to the telia-oss/tap tap (not Homebrew/brew or Homebrew/core):
/opt/homebrew/Library/Taps/telia-oss/homebrew-tap/Formula/aws-env.rb:9

Error: Invalid formula: /opt/homebrew/Library/Taps/telia-oss/homebrew-tap/Formula/aws-env.rb
formulae require at least a URL
Warning: Calling bottle :unneeded is deprecated! There is no replacement.
Please report this issue to the telia-oss/tap tap (not Homebrew/brew or Homebrew/core):
/opt/homebrew/Library/Taps/telia-oss/homebrew-tap/Formula/cloud-connect.rb:9

Warning: Calling bottle :unneeded is deprecated! There is no replacement.
Please report this issue to the telia-oss/tap tap (not Homebrew/brew or Homebrew/core):
/opt/homebrew/Library/Taps/telia-oss/homebrew-tap/Formula/aws-auth.rb:6

Error: Cannot tap telia-oss/tap: invalid syntax in tap!