Outage in Heroku

Maintenance scheduled on August 13, 2025 at 00:00 UTC

Resolved Minor
August 01, 2025 - Started 15 days ago - Lasted 11 days
Official incident page

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Outage Details

The scheduled maintenance is now underway. We will post updates as necessary or when the scheduled maintenance is complete.
Components affected
Heroku Apps
Latest Updates ( sorted recent to last )
MAINTENANCE 4 days ago - at 08/12/2025 11:59PM

The scheduled maintenance is now underway. We will post updates as necessary or when the scheduled maintenance is complete.

SCHEDULED 15 days ago - at 08/01/2025 05:20PM

On August 13, 2025 starting at 00:00 UTC (20:00 ET, August 12) and continuing until 01:00 UTC (21:00 ET, August 12), Heroku will be performing a maintenance.

During this time, Cedar generation Common Runtime apps in the EU could experience the following for up to 10 minutes:
* The inability to perform general dyno scaling operations
* The inability to restart apps
* Delayed or timed out deployment operations
* Delayed Builds

Apps will remain fully available during this maintenance.

We will provide an update when we begin and complete the maintenance.

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