File Content: zz-shim #!/bin/sh efi_archs="x64 aa64" # Try to update shim alternative if pointing to previous shim for efi_arch in ${efi_archs}; do test -e /usr/lib/shim/shim${efi_arch}.efi.signed.latest || continue if update-alternatives --query shim${efi_arch}.efi.signed | grep "Best: /usr/lib/shim/shim${efi_arch}.efi.signed.previous" -q; then dpkg-trigger shim-kernel-check fi done Submit