Worked on the erlang/otp repository to enhance documentation quality and maintainability, focusing on the pg module’s Group Visibility description. Addressed a specific spelling error that could lead to misunderstandings about visibility semantics, ensuring the correction was clearly documented and traceable for future audits. This contribution improved the clarity and consistency of the documentation, supporting better onboarding for new developers and reducing ambiguity in technical communication. Utilized skills in Erlang and technical documentation to implement the change, demonstrating attention to detail and a commitment to long-term maintainability. The work addressed a single bug fix and did not involve new feature development.