diff --git a/changelog.md b/changelog.md
index 1fc8d720..80722d99 100644
--- a/changelog.md
+++ b/changelog.md
@@ -5,6 +5,7 @@
 - mise à jour de version foundry-cli
 - correction des catégories de parades des compendiums
   - des ne pouvaient pas parer (exemple: le bouclier du guerrier sorde)
+- les difficultés des jets d'attaque/défense après appel à la chance sont conservées
 - L'absence des compétences cuisine/jeu ne bloque plus l'accès à la fenêtre de jets (cas des invocations)
 
 ## 13.0.38 - L'urgence d'Illisys
diff --git a/module/actor.js b/module/actor.js
index 18915a20..5d02aebd 100644
--- a/module/actor.js
+++ b/module/actor.js
@@ -2134,13 +2134,13 @@ export class RdDActor extends RdDBaseActorSang {
       {
         onRollDone: (dialog, roll) => RollDialog.onRollDoneClose(dialog, roll),
         callbacks: [
-          async roll => await this.$appelChanceResult(roll, onSuccess, onEchec)
+          async roll => await this.$onAppelChance(roll, onSuccess, onEchec)
         ]
       })
   }
 
   /* -------------------------------------------- */
-  async $appelChanceResult(rollData, onSuccess, onEchec) {
+  async $onAppelChance(rollData, onSuccess, onEchec) {
     if (rollData.rolled.isSuccess) {
       await this.setFlag(SYSTEM_RDD, 'utilisationChance', true);
       await this.chanceActuelleIncDec(-1);
diff --git a/module/roll/chat-roll-result.mjs b/module/roll/chat-roll-result.mjs
index 0c2e6bfc..425e1aaf 100644
--- a/module/roll/chat-roll-result.mjs
+++ b/module/roll/chat-roll-result.mjs
@@ -209,6 +209,7 @@ export default class ChatRollResult {
 
   async onAppelChanceSuccess(roll, chatMessage) {
     roll.type.retry = true
+    roll.type.appelChance = true
     await this.updateChatMessage(chatMessage, roll)
 
     const callbacks = [ChatUtility.remover(chatMessage)]
diff --git a/module/roll/roll-part-attaque.mjs b/module/roll/roll-part-attaque.mjs
index ecbb24d0..09dde226 100644
--- a/module/roll/roll-part-attaque.mjs
+++ b/module/roll/roll-part-attaque.mjs
@@ -187,7 +187,9 @@ export class RollPartAttaque extends RollPartSelect {
             part.setDiff(rollData, { type: DIFF.DEFAUT })
           }
           else {
-            part.setDiff(rollData, { type: DIFF.ATTAQUE, diff: current.initialDiff })
+            if (!rollData.type.appelChance){
+              part.setDiff(rollData, { type: DIFF.ATTAQUE, diff: current.initialDiff })
+            }
             current.initialDiff = undefined
           }
           break
diff --git a/module/roll/roll-part-comp.mjs b/module/roll/roll-part-comp.mjs
index e8c21cc5..4726035b 100644
--- a/module/roll/roll-part-comp.mjs
+++ b/module/roll/roll-part-comp.mjs
@@ -47,8 +47,11 @@ export class RollPartComp extends RollPartSelect {
       const current = this.getCurrent(rollData)
       const selectedCarac = RollPart.getSelectedPart(rollData, PART_CARAC)
       const selectedDiff = RollPart.getSelectedPart(rollData, PART_DIFF)
-      this.rollPartCarac.selectByKey(rollData, selectedCarac?.key ?? current.comp.system.defaut_carac)
-      this.rollPartDiff.setDiff(rollData, selectedDiff?.value ?? current.comp.system.default_diffLibre)
+      if (!rollData.type.appelChance){
+        this.rollPartCarac.selectByKey(rollData, selectedCarac?.key ?? current.comp.system.defaut_carac)
+        this.rollPartDiff.setDiff(rollData, selectedDiff?.value ?? current.comp.system.default_diffLibre)
+      }
+
     }
   }
 
diff --git a/module/roll/roll-part-defense.mjs b/module/roll/roll-part-defense.mjs
index f80fb4ba..55c34085 100644
--- a/module/roll/roll-part-defense.mjs
+++ b/module/roll/roll-part-defense.mjs
@@ -131,7 +131,11 @@ export class RollPartDefense extends RollPartSelect {
       switch (part.code) {
         case PART_CARAC: return part.filterCaracs(rollData, refs.defenses.length > 0 ? [current.carac] : ['impossible'])
         case PART_COMP: return part.filterComps(rollData, refs.defenses.length > 0 ? [current.comp?.name] : ['impossible'])
-        case PART_DIFF: return part.setDiff(rollData, this.getDiffDefense(rollData))
+        case PART_DIFF:
+          if (!rollData.type.appelChance) {
+            return part.setDiff(rollData, this.getDiffDefense(rollData))
+          }
+          return
         case PART_SIGN: return part.setArme(rollData, this.getArmeDisparate(rollData), current.forceRequise)
       }
     }