Mikrotik plugin V2.4.0 and CHR

Hello together

Yesterday I updated the Mikrotik plugin to 2.5.3.
With the CHR instances I now get the error again:

[special_mikrotik]: KeyError: 'name’CRIT

CheckMK Version is 2.2.0p23 .

Are the CHR versions already supported?

Kind regards
Claudio