diff --git a/CHANGELOG.md b/CHANGELOG.md
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@@ -1,5 +1,35 @@
 # CHANGELOG
 
+## 4.1.8-rc6
+
+### Update instructions
+
+- Migration patch: no patch to play, just run upgrade for bump version 
+- Elasticsearch index action : a "drop", "create", "populate" of elasticsearch index can be useful.
+
+### Version summary
+  
+ - Improvement and bugfix
+
+### Stack (docker compose)
+
+ - PHP setting improvement 
+ - FPM setting improvement 
+ 
+## What's Changed
+* PHRAS-3893 prod - advanced search - control calendar missing for created_on and updated_on by @aynsix in https://github.com/alchemy-fr/Phraseanet/pull/4360
+* PHRAS-3785 update composer dependencies for imagine by @moctardiouf in https://github.com/alchemy-fr/Phraseanet/pull/4362
+* PHRAS-3252 Prod - Export - The captions are not being sent when doing an export by email by @aynsix in https://github.com/alchemy-fr/Phraseanet/pull/4363
+* PHRAS-3387 php fpm optimization by @moctardiouf in https://github.com/alchemy-fr/Phraseanet/pull/4364
+* PHRAS-3890: Admin - add "auth failure" - display and purge auth failure - only for super U by @aynsix in https://github.com/alchemy-fr/Phraseanet/pull/4368
+* PHRAS-3903 Admin - object inspector - record index debug tools by @aynsix in https://github.com/alchemy-fr/Phraseanet/pull/4369
+* PHRAS-3904 Add server port on fastcgi - SAML multi provider support https conf by @moctardiouf in https://github.com/alchemy-fr/Phraseanet/pull/4370
+* PHRAS-3889 Worker - metadata write - mime/type whitelist - write metadatas only on whitelisted files by @aynsix in https://github.com/alchemy-fr/Phraseanet/pull/4366
+
+
+**Full Changelog**: https://github.com/alchemy-fr/Phraseanet/compare/4.1.8-rc5...4.1.8-rc6
+
+
 ## 4.1.8-rc5
 
 ### Update instructions