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Amazon RDS for PostgreSQL supports minor versions 18.4, 17.10, 16.14, 15.18, and 14.23

Published
May 14, 2026
https://aws.amazon.com/about-aws/whats-new/2026/05/amazon-rds-postgresql/

Amazon RDS for PostgreSQL Updates

Amazon RDS for PostgreSQL now supports the latest minor versions 18.4, 17.10, 16.14, 15.18, and 14.23. Upgrade to fix known security vulnerabilities and benefit from bug fixes and improvements.

New features include postgis_topology support in PostGIS 3.6.3 for PostgreSQL 18, enabling topological relationship modeling and querying.

What to do

  • Upgrade your databases during scheduled maintenance windows.
  • Enable automatic minor version upgrades for simplified operations.
  • Use AWS Organizations Upgrade Rollout Policy to manage upgrades in phases.
  • Consider Amazon RDS Blue/Green deployments for minimal downtime.

For more details, see the AWS release notes.




If you need further guidance on AWS, our experts are available at AWS@westloop.io. You may also reach us by submitting the Contact Us form.

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