Andrew McLoughlin focused on improving documentation quality for Sankey charts in the metabase/metabase repository during May 2025. He addressed a specific typo in the Sankey chart documentation, clarifying flow terminology to enhance user understanding and reduce potential confusion. Using Markdown and leveraging his documentation skills, Andrew reinforced consistency across related documentation sections, ensuring that terminology and explanations remained clear and traceable. His work, while limited in scope to a single bug fix, contributed to more accurate and user-friendly documentation. The targeted update improved clarity for end users and helped streamline support by proactively addressing common points of misunderstanding.