Airthings wave plus humidity negative

the humidity value becomes negative after 63.5! looks like a int overflow. I am using 3.0.0 - Release Build.

how can i fix this?

2021-08-12 18:58:35.982 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value 61.0
2021-08-12 19:03:42.407 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value 61.5
2021-08-12 19:08:49.443 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value 62.5
2021-08-12 19:13:56.976 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value 63.0
2021-08-12 19:19:04.082 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value 63.5
2021-08-12 19:24:12.034 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value -64.0
2021-08-12 19:29:20.005 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value -63.5
2021-08-12 19:34:27.434 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value -63.0
2021-08-12 19:44:42.555 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value -62.5
2021-08-12 19:49:49.869 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value -62.0
2021-08-12 20:10:20.050 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value -61.5
2021-08-12 20:15:26.447 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value -61.0
2021-08-12 20:20:33.366 [INFO ] [enhab.core.model.script.Feuchtigkeit] - Value -60.5