diff --git a/CHANGELOG.md b/CHANGELOG.md
index e074d731f..afc8157c5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -19,6 +19,7 @@ and this project adheres to
 * [Documents] Change wording 'créer' to 'enregistrer' (https://gitlab.com/champs-libres/departement-de-la-vendee/accent-suivi-developpement/-/issues/634)
 * [Parcours]: The number of 'mes parcours' displayed (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/572)
 * [Hompage_widget]: Renaming of tabs and removal of social actions tab (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/570)
+* [activity]: Ignore thirdparties when creating a social action via an activity (https://gitlab.com/champs-libres/departement-de-la-vendee/chill/-/issues/573)
 
 
 ## Test releases
diff --git a/src/Bundle/ChillActivityBundle/EntityListener/ActivityEntityListener.php b/src/Bundle/ChillActivityBundle/EntityListener/ActivityEntityListener.php
index ab370e89e..88adf9723 100644
--- a/src/Bundle/ChillActivityBundle/EntityListener/ActivityEntityListener.php
+++ b/src/Bundle/ChillActivityBundle/EntityListener/ActivityEntityListener.php
@@ -66,9 +66,6 @@ class ActivityEntityListener
                     $newAction->addPerson($person);
                 }
 
-                foreach ($associatedThirdparties as $thirdparty) {
-                    $newAction->setHandlingThierparty($thirdparty);
-                }
                 $this->em->persist($newAction);
                 $this->em->flush();
             }