# 7.3.1 2023-05-05 Maintenance release 7.3.1 * Enhancement #22224: Use Duration in AbstractScheduler * Bug #22437: Missing API documentation for campaigns * Bug #22506: Tooltip on disabled directive is broken in 7.3 * Architecture #22628: Add install docs for Amazon Linux 2023 * Bug #22644: Remove AdminLTE script from login page * Bug #22645: A deadlock can occur at boot (also a cause of slow initialization) * Bug #22648: Relay API documentation is quite hard to find * Bug #22667: Fix typos in system-updates api doc * Bug #22669: There are unused css classes due to wrong css class name * Bug #22681: Change workflow service type in init to repair plugin build * Bug #22682: Rudder config miss some parameters for secret management plugin * Bug #22707: Vulnerability in decode-uri-component