During March 2026, Denis Ahmatovic upgraded the Maven toolchain from version 3.9.12 to 3.9.13 within the ubicloud/runner-images repository, focusing on configuration management and DevOps practices. By updating the Maven dependency in Ubuntu toolsets, Denis ensured that Java build environments leveraged the latest security fixes and maintained compatibility with evolving ecosystem standards. The work improved CI stability by reducing risks associated with outdated dependencies and enhanced traceability through a single-source commit. Although the scope was limited to a single feature and did not involve bug fixes, the update demonstrated careful attention to toolchain reliability and secure configuration management.