How to set the timezone for the Java environment

Platform Notice: Data Center Only - This article only applies to Atlassian products on the Data Center platform.

Note that this KB was created for the Data Center version of the product. Data Center KBs for non-Data-Center-specific features may also work for Server versions of the product, however they have not been tested. Support for Server* products ended on February 15th 2024. If you are running a Server product, you can visit the Atlassian Server end of support announcement to review your migration options.

*Except Fisheye and Crucible

Summary

Functionality within Atlassian applications may be reliant upon the timezone that is configured for the Java environment. The timezone value will be picked up by default from the operating system, however, it is possible to alter this default by passing an additional parameter to the Java Virtual Machine (JVM).

The timezone can be edited by changing the server clock on the server that is running JAVA or changing the properties as explained below.

Solution

The value of the timezone can be altered with the below JVM argument, which is set as per our Setting Properties and Options on Startup documentation. The example below shows how to set it for America/Chicago:

1 -Duser.timezone=America/Chicago

The List of TZ Database Time Zones documentation on Wikipedia contains further information on the different Timezones that can be set

Example Timezones

Timezone

Code

Sydney

Australia/Sydney

Los Angeles

America/Los_Angeles

New York

America/New_York

Paris

Europe/Paris

Rome

Europe/Rome

UTC

UTC

Madrid

Europe/Madrid

Updated on April 17, 2025

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