Worked on dependency modernization within the Saghen/nixpkgs repository, focusing on enhancing stability, security, and reproducibility for downstream consumers. Delivered two targeted package upgrades by updating version strings and hashes for both HVM and Bend, ensuring compatibility and maintaining deterministic builds. The approach emphasized careful package management practices, leveraging the Nix language to manage dependencies and guarantee reproducible results. No bug fixes were required during this period, reflecting a focus on proactive maintenance rather than reactive support. The work demonstrated a methodical approach to dependency updates, prioritizing secure and stable software delivery through precise version control and hash verification.