New HPLIP-1.7.4a version available in HPLIP site. This is a bugfix release. Please update 1.7.4 ebuild to latest 1.7.4a version. Reproducible: Always Actual Results: HPLIP-1.7.4 available in portage Expected Results: HPLIP-1.7.4 ebuild must be updated to 1.7.4a release (may be 1.7.4-r1 ebuild release).
Thanks for your report. It's now in Portage. Denis.