During January 2026, Roel focused on stabilizing the packaging process for Pythia6 within the spack-packages repository, addressing persistent build reliability issues. By analyzing the root cause of intermittent build failures, Roel introduced a build-time dependency on the 'patch' utility in the Pythia6 package, ensuring consistent builds across diverse environments. This targeted fix reduced CI failures and improved reproducibility for downstream users. Working primarily with Python and leveraging expertise in build systems and package management, Roel reinforced best practices in dependency management and repository conventions, contributing to faster upgrade cycles and more reliable release processes within the Spack ecosystem.