# Directus 6.3.8 — Release & Upgrade Intelligence
- **Product:** Directus (https://directus.io)
- **Version:** 6.3.8
- **Released:** Mar 01, 2017
- **Impact Score:** 5/10
- **Breaking Changes:** Not verified
- **Canonical Analysis:** https://changelogs.us/directus/updates/6.3.8/

## Executive Summary (TL;DR)
Directus 6.3.8. Source highlight: f825c8c, d7b87f0, 4b19121, b77d6b5 - API Response filter

## New Features
- f825c8c, d7b87f0, 4b19121, b77d6b5 - API Response filter
- 49f001c - Allow classes to be used as hook listeners
- 91ce6ad - Caching headers for static files in storage/uploads
- aed108e - Encryption option in mail configuration
- 51e1a62 - Editing a new file in Single File UI
- eeb4d7e - Saving column related to users when it's empty

## Bug Fixes
- e725bf5 - `mod_rewrite` on subdirectory (#1349)
- 9086cee, fd180e1 - Checking whether url rewriting is working
- 37084ca - Nav override order (#1350)
- a5896fb - Activity endpoint missing params
- 9bcd2cd - Saving table information for the first time
- af7fe4e, 868d3da - User UI (#1356)