JDK 7u141 now available

Change effective on 18 May 2017

Heroku’s support for Java has been upgraded to include OpenJDK 7u141. To set the JDK version for an application, create a system.properties file in the root directory of your project and put the following code in it:


To use Azul® Zulu® JDK version 7u141, put the following code your system.properties file:


For more information on Heroku’s Java support, see the Dev Center documentation for Java. For more information on OpenJDK 7u141, see the OpenJDK documentation for Java 7.