Manuel Wassermann contributed to the acemod/ACE3 repository by addressing a documentation issue related to version number accuracy. He corrected minor and patch version numbers in the project’s YAML-based documentation to ensure alignment with actual release versions. This work required careful attention to version control practices and a disciplined approach to documentation management. By improving the traceability between code releases and documentation, Manuel helped reduce potential user confusion and supported more efficient onboarding. Although the scope was limited to a single bug fix over one month, the update demonstrated a methodical application of documentation and version control skills to maintain project consistency.