diff --git a/module/item-conteneur-sheet.js b/module/item-conteneur-sheet.js
index 6ab5205d..4cb398fb 100644
--- a/module/item-conteneur-sheet.js
+++ b/module/item-conteneur-sheet.js
@@ -11,6 +11,7 @@ export class RdDConteneurItemSheet extends RdDItemSheet {
     if (this.actor) {
       this.prepareConteneurData(formData);
     }
+    return formData;
   }
 
   activateListeners(html) {