Natalia Borisova focused on codebase hygiene within the protyagov/martspec repository, addressing a minor but impactful naming inconsistency. She identified and corrected a cosmetic typo in the code, ensuring alignment with established naming conventions. Working with Python and Git, Natalia maintained strict adherence to conventional commit practices, isolating the change to naming only and preserving all existing functionality. This update improved code readability and reduced the risk of confusion for future contributors, supporting smoother onboarding and easier refactoring. While the scope was limited to a single bug fix, her attention to maintainability contributed to the long-term health of the project.