Missing package spdx-license-list

❯ poetry update
/home/t.teichler/.local/lib/python3.10/site-packages/secretstorage/util.py:46: UserWarning: Passing unwrap= to .send_and_get_reply() is deprecated and will break in a future version of Jeepney.
  return self._connection.send_and_get_reply(msg, unwrap=True)
Updating dependencies
Resolving dependencies... (40.5s)

  SolverProblemError

  Because aleksis-core depends on spdx-license-list (^0.5.0) which doesn't match any versions, version solving failed.

  at ~/.local/lib/python3.10/site-packages/poetry/puzzle/solver.py:241 in _solve
      237│             packages = result.packages
      238│         except OverrideNeeded as e:
      239│             return self.solve_in_compatibility_mode(e.overrides, use_latest=use_latest)
      240│         except SolveFailure as e:
    → 241│             raise SolverProblemError(e)
      242│ 
      243│         results = dict(
      244│             depth_first_search(
      245│                 PackageNode(self._package, packages), aggregate_package_nodes