Elliott contributed to the tc39/test262 repository by focusing on improving the quality and clarity of the JavaScript test suite. During the month, Elliott identified and corrected a typo in the test descriptions for Object.preventExtensions and Reflect.preventExtensions, ensuring that the metadata accurately reflected the intended specification behavior. This work, implemented using JavaScript and testing best practices, enhanced the maintainability of the test suite and reduced potential confusion for new contributors. By refining documentation without altering test logic, Elliott’s changes supported smoother onboarding and more reliable continuous integration processes, demonstrating careful attention to detail and a methodical approach to code quality.