Incompatible with the v2 merge mechanism

Hi, I did not change my config and just did an update (on unstable) and had this: error: The option `home-manager.users.geob.programs.fish.binds.ctrl-backspace.command' has a type `string… ┃ an ad-hoc `type // { check = ...; }' override, which is incompatible with ┃ the v2 merge mechanism. ┃ ┃ Please use `lib.types.addCheck` instead of `type // { check }' to add ┃ custom validation. For example: ┃ ┃ lib.types.addCheck baseType (value: /* your check */) ┃ ┃ ...