# Upgrading to Rundeck 3.3.4



For MySQL users: Starting with Rundeck 3.3.4 the MySQL JDBC driver will no longer be bundled in any of the distributions(war, deb, rpm, Docker, etc). You must take action for Rundeck to continue connecting to the database after upgrading.

The MariaDB Connector/J JDBC driver will continue to be bundled with Rundeck, and can be used as a replacement.

For deb, rpm, and war
Set the following in rundeck-config.properties


For Docker
Set the following environment variable: