diff --git a/fvtt-hamalron.mjs b/fvtt-hamalron.mjs
index acacf1c..fda3618 100644
--- a/fvtt-hamalron.mjs
+++ b/fvtt-hamalron.mjs
@@ -237,14 +237,9 @@ function addChatTools() {
       game.system.api.openActionComplexe()
     })
   }
-  addBtn("fas fa-wand-magic-sparkles", "Sort", "Lancer un sort", () => {
+  addBtn("fas fa-dice", "Épreuve", "Lancer une épreuve standard", () => {
     const actor = game.user?.character || game.actors?.find(a => a.type === "personnage")
-    if (actor) {
-      const spell = actor.items.find(i => i.type === "sortilege")
-      if (spell) {
-        import("./module/applications/sortilege-casting.mjs").then(m => m.default.prompt(spell, actor))
-      }
-    }
+    if (actor) actor.system?.roll?.("stat", { name: "Épreuve", value: 0 })
   })
 
   controls.parentNode.insertBefore(tools, controls)