Felix Niederwanger contributed to the os-autoinst/os-autoinst-distri-opensuse repository by delivering a targeted bug fix that improved SLE module activation logic for Podman and Buildah on SLE 12 and 15. He analyzed and corrected version checks in the module activation process, ensuring that container-related packages install reliably across these SUSE Linux Enterprise versions. Working primarily with Perl and leveraging his expertise in Linux system administration and package management, Felix addressed issues introduced by recent upstream changes. His work reduced CI and test failures, improved coverage for container workflows, and updated the codebase to support easier maintenance for future SLES releases.