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title: APIkit Module 1.3.15 for Mule 4 Release Notes
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# APIkit Module 1.3.15 for Mule 4 Release Notes

> For the full documentation index, see: https://docs.mulesoft.com/llms.txt

**September 2, 2020**

## What’s New

This release is focused on dependencies updates and bug fixes.

## Compatibility

- Mule Runtime 4.1.5 and later

- Anypoint Studio 7.2.0 and later

## Dependencies

- Anypoint API Console 6.2.3

## Fixed issues

- Fixed an issue where 500 error code was being returned instead of 415 for unsupported media type.

- Fixed an issue validating payloads with special characters.

- Fixed an issue where apps packaged with old http requester versions fails.

## See Also

- [Known Issues](https://help.salesforce.com/s/issues)