Postgres 9.5 is still getting updates and bug fixes, each major version has 5 years of support. If you want to move very slowly and deliberately, you can do, d

Postgres 9.5 is still getting updates and bug fixes, each major version has 5 years of support. If you want to move very slowly and deliberately, you can do, depending on your requirements. https://www.postgresql.org/docs/9.5/release-9-5-23.html https://www.postgresql.org/docs/9.5/release-9-5-23.html