diff --git a/module/actor-vehicule-sheet.js b/module/actor-vehicule-sheet.js
index 1d39f106..43b20810 100644
--- a/module/actor-vehicule-sheet.js
+++ b/module/actor-vehicule-sheet.js
@@ -68,6 +68,9 @@ export class RdDActorVehiculeSheet extends ActorSheet {
     return formData;
   }
 
+  async computeMalusArmure() {
+    // pas de malus armure
+  }
   /* -------------------------------------------- */
   async _onDropItem(event, dragData) {
     const destItemId = $(event.target)?.closest('.item').attr('data-item-id');