id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc 5202,It seems I can downgrade with ANY,robe,robe,"I thought we had protection for this, but maybe the protection is only in the ALTER EXTENSION .. UPDATE; machinery. To test, I installed postgis 3.3.0dev. {{{ CREATE EXTENSION postgis; }}} Then followed by installing postgis 3.2.2. Then run: {{{ SELECT postgis_extensions_upgrade(); }}} Downgraded me to 3.2.2. You can do the same by messing with the control files ",defect,closed,blocker,PostGIS 3.2.3,build,3.2.x,fixed,,