diff --git a/module/dialog-item-vente.js b/module/dialog-item-vente.js
index 4441456f..f0e7055c 100644
--- a/module/dialog-item-vente.js
+++ b/module/dialog-item-vente.js
@@ -18,7 +18,7 @@ export class DialogItemVente extends Dialog {
       quantiteNbLots: quantite,
       quantiteMaxLots: quantite,
       quantiteMax: quantite,
-      quantiteIllimite: service? service.system.illimite : !isOwned,
+      quantiteIllimite: (service && service.system && service.system.illimite) ? service.system.illimite : !isOwned,
       isOwned: isOwned,
     };
     const html = await renderTemplate(`systems/foundryvtt-reve-de-dragon/templates/dialog-item-vente.html`, venteData);
diff --git a/module/item-sheet.js b/module/item-sheet.js
index 11b742cb..2eb610a0 100644
--- a/module/item-sheet.js
+++ b/module/item-sheet.js
@@ -60,7 +60,7 @@ export class RdDItemSheet extends ItemSheet {
       buttons.unshift({
         class: "vendre",
         icon: "fas fa-comments-dollar",
-        onclick: ev => this.item.proposerVente()
+        onclick: ev => this.item.proposerVente({service: this, quantiteMax: 1})
       });
     }
     buttons.unshift({
diff --git a/system.json b/system.json
index 8b576b21..f97cffcf 100644
--- a/system.json
+++ b/system.json
@@ -1,8 +1,8 @@
 {
   "id": "foundryvtt-reve-de-dragon",
   "title": "Rêve de Dragon",
-  "version": "10.4.4",
-  "download": "https://www.uberwald.me/gitea/public/foundryvtt-reve-de-dragon/archive/foundryvtt-reve-de-dragon-10.4.4.zip",
+  "version": "10.4.5",
+  "download": "https://www.uberwald.me/gitea/public/foundryvtt-reve-de-dragon/archive/foundryvtt-reve-de-dragon-10.4.5.zip",
   "manifest": "https://www.uberwald.me/gitea/public/foundryvtt-reve-de-dragon/raw/v10/system.json",
   "compatibility": {
     "minimum": "10",
diff --git a/templates/actor/carac-derivee.html b/templates/actor/carac-derivee.html
index fcfeb17c..c50c7b75 100644
--- a/templates/actor/carac-derivee.html
+++ b/templates/actor/carac-derivee.html
@@ -9,7 +9,7 @@
     <label class="flexrow derivee-label">{{system.compteurs.stress.label}}
       <a class="stress-test" title="Transformer le stress"><i class="fa-regular fa-moon"></i></a>
     </label>
-    <input class="derivee-value" type="text" name="{{system.compteurs.stress.value}}" value="{{system.compteurs.stress.value}}" data-dtype="number"/>
+    <input class="derivee-value" type="text" name="system.compteurs.stress.value" value="{{system.compteurs.stress.value}}" data-dtype="number"/>
   </li>
   <li class="caracteristique flexrow list-item">
     <label class="derivee-label">{{system.compteurs.moral.label}}