cabal-dependency-licenses build failing

build log for cabal-dependency-licenses

@~/git/matterhorn ✘ ((50200.2.0-1321-g0be2a81d))  $ ./scripts/local-mkrelease.sh
Cloning into 'cabal-dependency-licenses'...
remote: Enumerating objects: 171, done.
remote: Total 171 (delta 0), reused 0 (delta 0), pack-reused 171
Receiving objects: 100% (171/171), 30.92 KiB | 15.46 MiB/s, done.
Resolving deltas: 100% (90/90), done.
/tmp/tmp.EQtq9zJeM5/cabal-dependency-licenses
Wrote tarball sdist to
/tmp/tmp.EQtq9zJeM5/cabal-dependency-licenses/dist-newstyle/sdist/cabal-dependency-licenses-0.2.0.1.1.tar.gz
Resolving dependencies...
Build profile: -w ghc-8.10.5 -O1
In order, the following will be built (use -v for more details):
 - cabal-dependency-licenses-0.2.0.1.1 (exe:cabal-dependency-licenses) (requires build)
Starting     cabal-dependency-licenses-0.2.0.1.1 (exe:cabal-dependency-licenses)
Building     cabal-dependency-licenses-0.2.0.1.1 (exe:cabal-dependency-licenses)

Failed to build exe:cabal-dependency-licenses from
cabal-dependency-licenses-0.2.0.1.1.
Build log (
/home/wwalker/.cabal/logs/ghc-8.10.5/cabal-dependency-licenses-0.2.0.1.1-e-cabal-dependency-licenses-a1783f5555644306d82bf33a619823613735eaf62b6edbd4d272d31be01a54bb.log
):
Configuring executable 'cabal-dependency-licenses' for cabal-dependency-licenses-0.2.0.1.1..
Preprocessing executable 'cabal-dependency-licenses' for cabal-dependency-licenses-0.2.0.1.1..
Building executable 'cabal-dependency-licenses' for cabal-dependency-licenses-0.2.0.1.1..
[1 of 1] Compiling Main             ( src/Main.hs, dist/build/cabal-dependency-licenses/cabal-dependency-licenses-tmp/Main.o )

src/Main.hs:156:38: error:
    • Couldn't match expected type ‘t0 a0’
                  with actual type ‘Distribution.Utils.ShortText.ShortText’
    • In the first argument of ‘null’, namely ‘copyrightStr’
      In the expression: null copyrightStr
      In the expression:
        case null copyrightStr of
          True -> ", no copyright notice available"
          False -> ", Copyright " ++ copyrightStr
    |
156 |                 crNotice = case null copyrightStr of
    |                                      ^^^^^^^^^^^^

src/Main.hs:158:48: error:
    • Couldn't match expected type ‘[Char]’
                  with actual type ‘Distribution.Utils.ShortText.ShortText’
    • In the second argument of ‘(++)’, namely ‘copyrightStr’
      In the expression: ", Copyright " ++ copyrightStr
      In a case alternative: False -> ", Copyright " ++ copyrightStr
    |
158 |                     False -> ", Copyright " ++ copyrightStr
    |                                                ^^^^^^^^^^^^

src/Main.hs:159:55: error:
    • Couldn't match expected type ‘[Char]’
                  with actual type ‘Distribution.Utils.ShortText.ShortText’
    • In the first argument of ‘(++)’, namely ‘synopsis’
      In the second argument of ‘(++)’, namely
        ‘synopsis ++ crNotice ++ ")"’
      In the second argument of ‘(++)’, namely
        ‘" (" ++ synopsis ++ crNotice ++ ")"’
    |
159 |             putStrLn $ "- " ++ getName ipi ++ " (" ++ synopsis ++ crNotice ++ ")"
    |                                                       ^^^^^^^^
cabal: Failed to build exe:cabal-dependency-licenses from
cabal-dependency-licenses-0.2.0.1.1. See the build log above for details.