Source: fwupd-efi Version: 1:1.2-2 Severity: serious The generated fwupd-amd64-signed 1:1.2+2 source package has: +--- | Build-Depends: [...] fwupd-unsigned (>= 1.2-2) [amd64], fwupd-unsigned (<< 1.2-3) [amd64] +--- This is not satisfiable as the current version of fwupd-unsigned is 1:1.2-2. The build dependency is missing the epoch. Ansgar