diff --git a/module/actor.js b/module/actor.js
index 5e97c81e..a6e5f525 100644
--- a/module/actor.js
+++ b/module/actor.js
@@ -2838,20 +2838,19 @@ export class RdDActor extends Actor {
   }
 
   /* -------------------------------------------- */
-  async _meditationResult(meditationData) {
+  async _meditationResult(meditationRoll) {
     this.santeIncDec("fatigue", 2);
 
-    const signeData = RdDItemSigneDraconique.prepareSigneDraconiqueMeditation(meditationData.meditation, meditationData.rolled)
-    if (signeData) {
-      await this.createEmbeddedDocuments("Item", [signeData]);
+    if (meditationRoll.rolled.isSuccess) {
+      await this.createEmbeddedDocuments("Item", [RdDItemSigneDraconique.prepareSigneDraconiqueMeditation(meditationRoll.meditation, meditationRoll.rolled)]);
     }
 
-    await RdDResolutionTable.displayRollData(meditationData, this.name, 'chat-resultat-meditation.html');
+    await RdDResolutionTable.displayRollData(meditationRoll, this.name, 'chat-resultat-meditation.html');
   }
 
   /* -------------------------------------------- */
-  _meditationEPart(meditationData) {
-    this.updateEmbeddedDocuments('Item', [{ _id: meditationData._id, 'data.malus': meditationData.meditation.data.malus - 1 }]);
+  _meditationEPart(meditationRoll) {
+    this.updateEmbeddedDocuments('Item', [{ _id: meditationRoll.meditation._id, 'data.malus': meditationRoll.meditation.data.malus - 1 }]);
   }
 
 
diff --git a/module/item-meditation.js b/module/item-meditation.js
index 7ba0b076..fb77f098 100644
--- a/module/item-meditation.js
+++ b/module/item-meditation.js
@@ -3,7 +3,7 @@ export class RdDItemMeditation {
   static calculDifficulte(rollData) {
     if (rollData.meditation) {
       // Malus permanent éventuel
-      let diff = -rollData.meditation.data.malus ?? 0;
+      let diff = rollData.meditation.data.malus ?? 0;
       if (!rollData.conditionMeditation.isHeure) diff -= 2;
       if (!rollData.conditionMeditation.isVeture) diff -= 2;
       if (!rollData.conditionMeditation.isComportement) diff -= 2;
diff --git a/module/item-signedraconique.js b/module/item-signedraconique.js
index e93dc9df..b540a9aa 100644
--- a/module/item-signedraconique.js
+++ b/module/item-signedraconique.js
@@ -13,25 +13,24 @@ const tableSignesIndicatifs = [
 
 ]
 
+const DIFFICULTE_LECTURE_SIGNE_MANQUE = +11;
+
 export class RdDItemSigneDraconique {
 
   static prepareSigneDraconiqueMeditation(meditation, rolled) {
-    if (rolled.isSuccess != undefined) {
-      meditation = Misc.data(meditation);
-      return {
-        name: "de la " + meditation.name,
-        type: "signedraconique",
-        img: meditation.img,
-        data: {
-          typesTMR: [TMRUtility.typeTmrName(meditation.data.tmr)],
-          difficulte: RdDItemSigneDraconique.getDiffSigneMeditation(rolled.code),
-          ephemere: true,
-          duree: "1 round",
-          valeur: { "norm": 3, "sign": 5, "part": 10 }
-        }
-      };
-    }
-    return undefined;
+    meditation = Misc.data(meditation);
+    return {
+      name: "de la " + meditation.name,
+      type: "signedraconique",
+      img: meditation.img,
+      data: {
+        typesTMR: [TMRUtility.typeTmrName(meditation.data.tmr)],
+        difficulte: rolled.isSuccess ? RdDItemSigneDraconique.getDiffSigneMeditation(rolled.code) : DIFFICULTE_LECTURE_SIGNE_MANQUE,
+        ephemere: true,
+        duree: "1 round",
+        valeur: rolled.isSuccess ? { "norm": 3, "sign": 5, "part": 10 } : { "norm": 0, "sign": 0, "part": 0 }
+      }
+    };
   }
 
   static getDiffSigneMeditation(code) {