During September 2025, dlckdrms0517 focused on maintenance and quality improvements for the woowacourse/java-jdbc repository. Their primary contribution involved correcting a test method name typo, changing 'noPoling' to 'noPooling' to better reflect the intended test behavior. This adjustment, implemented using Java and a Git-based workflow, enhanced the clarity and maintainability of the unit tests. By aligning test semantics with actual functionality, dlckdrms0517 reduced potential confusion in CI reports and supported more reliable automated testing. The work demonstrated careful attention to detail in refactoring and unit testing, contributing to the overall consistency and reliability of the codebase.