You need to run the corresponding script after upgrading After upgrading lib64baccats-sqlite3_5 run: /usr/sbin/update-alternatives --install /usr/lib64/libbaccats-5.2.13.so libbaccats-5.2.13.so /usr/lib64/libbaccats-sqlite3.so 1 After upgrading lib64baccats-mysql5 run /usr/sbin/update-alternatives --install /usr/lib64/libbaccats-5.2.13.so libbaccats-5.2.13.so /usr/lib64/libbaccats-mysql.so 2 After upgrading lib64baccats-postgresql5 run: /usr/sbin/update-alternatives --install /usr/lib64/libbaccats-5.2.13.so libbaccats-5.2.13.so /usr/lib64/libbaccats-postgresql.so 3