diff --git a/addons/mail/static/src/core/web/mention_list.js b/addons/mail/static/src/core/web/mention_list.js
index 80032eadb6b..1ac8b9f1e62 100644
--- a/addons/mail/static/src/core/web/mention_list.js
+++ b/addons/mail/static/src/core/web/mention_list.js
@@ -60,7 +60,7 @@ export class MentionList extends Component {
             case "channel":
                 return _t("Search for a channel...");
             case "partner":
-                return _t("Search for an user...");
+                return _t("Search for a user...");
             default:
                 return _t("Search...");
         }