Worked on the linux-test-project/ltp repository to enhance the reliability of test infrastructure by improving build documentation for the Open POSIX Testsuite. Focused on clarifying the required sequence of build steps, the developer updated reStructuredText (rst) documentation to specify that running './configure --with-open-posix-testsuite' is necessary before generating Makefiles. This targeted correction addressed a common source of misconfiguration in both local and CI environments, reducing troubleshooting time for contributors. The work emphasized documentation skills and careful attention to workflow accuracy, resulting in clearer guidance and improved traceability for future development and maintenance within the project’s testing ecosystem.