Jan Tautorus focused on improving documentation reliability for the open-energy-transition/pypsa-earth repository by updating outdated links in configuration files. He addressed a documentation bug that impacted user onboarding and long-term maintainability, ensuring that references remained accurate and accessible. Jan utilized YAML for configuration management and collaborated through Git-based workflows, leveraging pre-commit automation to streamline the update process. His work did not involve new feature development but instead prioritized reducing user confusion and support overhead. The depth of his contribution lay in establishing a repeatable pattern for documentation maintenance, enhancing the overall quality and usability of the project’s technical resources.