diff --git a/src/Bundle/ChillActivityBundle/translations/messages.fr.yml b/src/Bundle/ChillActivityBundle/translations/messages.fr.yml
index 461137454..4dd67ceb8 100644
--- a/src/Bundle/ChillActivityBundle/translations/messages.fr.yml
+++ b/src/Bundle/ChillActivityBundle/translations/messages.fr.yml
@@ -77,7 +77,7 @@ Choose a type: Choisir un type
 4 hours: 4 heures
 4 hours 30: 4 heures 30
 5 hours: 5 heures
-Concerned groups: Parties concernées
+Concerned groups: Parties concernées par l'échange
 Persons in accompanying course: Usagers du parcours
 Third persons: Tiers non-pro.
 Others persons: Usagers