diff --git a/module/item-sheet.js b/module/item-sheet.js
index 229df96a..c2873161 100644
--- a/module/item-sheet.js
+++ b/module/item-sheet.js
@@ -73,7 +73,7 @@ export class RdDItemSheet extends ItemSheet {
       console.log(formData.competences);
     }
     if ( formData.type == 'recettealchimique' ) {
-      RdDAlchimie.processManipulation(formData.item, this.actor && this.actor.id );
+      RdDAlchimie.processManipulation(objectData, this.actor && this.actor.id );
     }
     if ( this.actor ) {
       formData.isOwned = true;
diff --git a/module/rdd-alchimie.js b/module/rdd-alchimie.js
index 4028bc1d..6ceff48f 100644
--- a/module/rdd-alchimie.js
+++ b/module/rdd-alchimie.js
@@ -1,51 +1,46 @@
 /* -------------------------------------------- */
 import { Misc } from "./misc.js";
 
+const matchOperations = new RegExp(/@(\w*){([\w\-]+)}/ig);
+const matchOperationTerms = new RegExp(/@(\w*){([\w\-]+)}/i);
 /* -------------------------------------------- */
 export class RdDAlchimie {
 
   /* -------------------------------------------- */
-  static processManipulation( recette, actorId = undefined ) {
+  static processManipulation(recetteData, actorId = undefined) {
     //console.log("CALLED", recette, recette.isOwned, actorId );
-    let manip = duplicate(recette.data.manipulation);
-    let reg1 = new RegExp(/@(\w*){([\w\-]+)}/ig);
-    let matchArray = manip.match( reg1 );
-    if ( matchArray ) {
-      for( let matchStr of matchArray) {
-        let reg2 = new RegExp(/@(\w*){([\w\-]+)}/i);
-        let result = matchStr.match(reg2);
+    let manip = recetteData.data.manipulation;
+    let matchArray = manip.match(matchOperations);
+    if (matchArray) {
+      for (let matchStr of matchArray) {
+        let result = matchStr.match(matchOperationTerms);
         //console.log("RESULT ", result);
-        if ( result[1] && result[2]) {
-          let commande = Misc.upperFirst( result[1] );
-          let replacement = this[`_alchimie${commande}`](recette, result[2], actorId);
-          manip = manip.replace( result[0], replacement);
+        if (result[1] && result[2]) {
+          let commande = Misc.upperFirst(result[1]);
+          let replacement = this[`_alchimie${commande}`](recetteData, result[2], actorId);
+          manip = manip.replace(result[0], replacement);
         }
       }
     }
-    recette.data.manipulation_update = manip;
+    recetteData.data.manipulation_update = manip;
   }
 
   /* -------------------------------------------- */
-  static _alchimieCouleur( recette, couleurs, actorId ) {
-    let replacement
-    if ( actorId ) {
-      replacement = `<span class="alchimie-tache"><a data-recette-id="${recette._id}" data-actor-id="${actorId}" data-alchimie-tache="couleur" data-alchimie-data="${couleurs}">couleur ${couleurs}</a></span>`;
+  static _alchimieCouleur(recette, couleurs, actorId) {
+    if (actorId) {
+      return `<span class="alchimie-tache"><a data-recette-id="${recette._id}" data-actor-id="${actorId}" data-alchimie-tache="couleur" data-alchimie-data="${couleurs}">couleur ${couleurs}</a></span>`;
     } else {
-      replacement = `<span class="alchimie-tache">couleur ${couleurs} </span>`;
+      return `<span class="alchimie-tache">couleur ${couleurs} </span>`;
     }
-    return replacement;
   }
 
   /* -------------------------------------------- */
-  static _alchimieConsistance( recette, consistances, actorId ) {
-    let replacement
-    if ( actorId ) {
-      replacement = `<span class="alchimie-tache"><a data-recette-id="${recette._id}" data-actor-id="${actorId}" data-alchimie-tache="consistance" data-alchimie-data="${consistances}">consistance ${consistances}</a></span>`;
+  static _alchimieConsistance(recette, consistances, actorId) {
+    if (actorId) {
+      return `<span class="alchimie-tache"><a data-recette-id="${recette._id}" data-actor-id="${actorId}" data-alchimie-tache="consistance" data-alchimie-data="${consistances}">consistance ${consistances}</a></span>`;
     } else {
-      replacement = `<span class="alchimie-tache">consistance ${consistances} </span>`;
+      return `<span class="alchimie-tache">consistance ${consistances} </span>`;
     }
-    return replacement;
-
   }
 
   /* -------------------------------------------- */
diff --git a/templates/item-recettealchimique-sheet.html b/templates/item-recettealchimique-sheet.html
index 5eda4bcf..e308176d 100644
--- a/templates/item-recettealchimique-sheet.html
+++ b/templates/item-recettealchimique-sheet.html
@@ -43,5 +43,5 @@
         </div>
       </div>
     </section>
-    
+
 </form>