Hi,I looked into this issue and it seems to me that the build dependency on udev is outdated since handling udev rules was migrated to libnitrokey (see [0]). Therefore I think that an easy fix for this issue is to remove the build dependency on udev.
Best regards, Peter[0] https://github.com/Nitrokey/nitrokey-app/commit/8b9480cae1dc5983a1b1e581b2de084cc08e3733
