Changelog for compat-libtiff3-3.9.4-15.el9.x86_64.rpm :

* Wed Sep 08 2021 Nikola Forró - 3.9.4-15- Rebuild to fix synchronization with RHEL related: #1990361
* Mon Feb 22 2021 Nikola Forró - 3.9.4-14- Initial package for RHEL 9