JDK 24.0.1, 21.0.7, 17.0.15, 11.0.27 and 8u452 now available

Change effective on 25 April 2025

Heroku’s support for Java, Scala, Clojure, and Groovy now uses the following default versions for each supported major version:

  • Java 8 is now 1.8.0_452
  • Java 11 is now 11.0.27
  • Java 17 is now 17.0.15
  • Java 21 is now 21.0.7
  • Java 24 is now 24.0.1

Please visit the Dev Center for more information on Java version support.