wahjava.ml@gmail.com (Ashish SHUKLA) writes:

>> It looks strange that mml2015 passes the expired key to gpg, since
>> `mml2015-epg-sign' is expected to reject such a key through
>> `mml2015-epg-find-usable-key'.
>
>> Do you see 1F2F8410762E5E74 key with:
>
>> (mml2015-epg-find-usable-key
>>  (epg-list-keys (epg-make-context 'OpenPGP) "1F2F8410762E5E74" t)
>>  'sign)
>
> Yes, I see that key. And, please note that it's not expired, it's revoked.

Aha, then it's indeed a bug of mml2015-epg-*.  Please try the attached
patch.