::Katello::Erratum.joins(
        "INNER JOIN #{erratum_package} on #{erratum_package}.erratum_id = #{errata}.id",
        "INNER JOIN #{msep} on #{msep}.erratum_package_id = #{erratum_package}.id",
        "INNER JOIN #{repository_errata} on #{repository_errata}.erratum_id = #{errata}.id",
        "INNER JOIN #{repository_module_stream} on #{repository_module_stream}.module_stream_id = #{msep}.module_stream_id").