diff --git a/CHANGELOG.md b/CHANGELOG.md
index 885068bc0..118e0c705 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -37,6 +37,7 @@ and this project adheres to
 * [thirdparty] Add parameter condition to display centers or not (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/500)
 * [phonenumber] Remove placeholder in phonenumber field (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/496)
 * [contact] add contact button color changed plus the pipe at the side removed (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/506)
+* [thirdparty] add firstname field to thirdparty 'child' or 'contact' types (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/508)
 
 ## Test releases