Error: KIN:050 not found in the concept object

[AllMightLegend]

I am getting the following error:

pedigree-tools import --from ped --file examples/simple.ped
/Users/cjm/repos/pedigree-tools/nodejs/src/ontology.js:71
			throw new Error(
			^

Error: KIN:050 not found in the concept object.
Please update the concept object.
    at /Users/cjm/repos/pedigree-tools/nodejs/src/ontology.js:71:10
    at Array.forEach (<anonymous>)
    at Object.<anonymous> (/Users/cjm/repos/pedigree-tools/nodejs/src/ontology.js:66:7)
    at Module._compile (node:internal/modules/cjs/loader:1480:14)
    at Module._extensions..js (node:internal/modules/cjs/loader:1564:10)
    at Module.load (node:internal/modules/cjs/loader:1287:32)
    at Module._load (node:internal/modules/cjs/loader:1103:12)
    at Module.require (node:internal/modules/cjs/loader:1310:19)
    at require (node:internal/modules/helpers:179:18)
    at Object.<anonymous> (/Users/cjm/repos/pedigree-tools/nodejs/src/model.js:12:18)

Node.js v22.1.0