# Release History
# 3.7.1
Release date: 18 June 2026
**Changed:**
* Adapt Hybrid Analysis enricher to API v2.35+ changes
# 3.6.1
Release date: 29 December 2025
**Changed:**
* Replaced pkg_resources with native importlib for package management.
## 2.14.1, 2.13.1
Release date: 29 Mar 2023
**Fixed:**
* Issue where enricher would fail if fields in data contains 'null' value.
* Issue where confidence couldn't be calculated if value was 'null'.
**Delivery & Infrastructure:**
* Added entity data validation test.
##Release versions: 2.9.1, 2.10.1
Release date: 15 September, 2021
Fixed:
- Issue where no mitre attack data was not added to indicator.
- Issue where calculating confidence would fail because None is used as integer.
## Initial release
Release date: 12 January, 2019
**Features:**
* Now provides the HybridAnalysis Enricher.