diff --git a/background.js b/background.js
deleted file mode 100644
index a00aaca..0000000
--- a/background.js
+++ /dev/null
@@ -1,10 +0,0 @@
-chrome.runtime.onInstalled.addListener(function() {
-    chrome.tabs.onUpdated.addListener(function (tabId, changeInfo, tab) {
-        if(changeInfo.status == 'complete' && tab.url == 'https://www.dofusbook.net/fr/outils/atelier' && tab.status == 'complete'){
-            chrome.scripting.executeScript({
-                target: { tabId: tab.id },
-                files: ["dofusbook.atelier.copy.js"]
-            });
-        }
-    });
-});
diff --git a/dofusbook.atelier.copy.js b/dofusbook.atelier.copy.js
index 464542d..226e2f7 100644
--- a/dofusbook.atelier.copy.js
+++ b/dofusbook.atelier.copy.js
@@ -1,44 +1,26 @@
-function addCopyButtonAtelier() {
-
-    const buttonPropertiesConstants = {
-        "textButtonCopy": "copy",
-        "backgroundColorButtonCopy": "",
-        "textButtonCopied": "copied",
-        "backgroundColorButtonCopied": "#6dc700"
-    };
-    
+function waitResources() {
     const itemCells = document.getElementsByClassName('cell');
-
+  
     if(itemCells.length > 0){
         for(const itemCell of itemCells) {
             const itemWrapper = itemCell.getElementsByClassName('wrapper').item(0);
-            const itemName = itemWrapper.getElementsByClassName('label').item(0).innerHTML;
+            const itemName = itemWrapper.getElementsByClassName('label').item(0).innerHTML.slice(1, -1);
 
-            if(itemWrapper.getElementsByClassName('copy-btn').length == 0){
-                let itemCopyButton = document.createElement("button");
-                itemCopyButton.innerHTML = buttonPropertiesConstants.textButtonCopy;
-                itemCopyButton.setAttribute('class', 'copy-btn');
-                
-                itemCopyButton.onclick = function(){
-                    navigator.clipboard.writeText(itemName).then(() => {
-                        console.info(`${itemName} copied !`);
-                        itemCopyButton.innerHTML = buttonPropertiesConstants.textButtonCopied;
-                        itemCopyButton.style.backgroundColor = buttonPropertiesConstants.backgroundColorButtonCopied;
-                        setTimeout(function(){ 
-                            itemCopyButton.innerHTML = buttonPropertiesConstants.textButtonCopy;
-                            itemCopyButton.style.backgroundColor = buttonPropertiesConstants.backgroundColorButtonCopy;
-                        }, 3000);
-                    }, () => {
-                        console.error(`ERROR ${itemName} not copied !`);
-                    });
-                };
+            let itemCopyButton = document.createElement("button");
+            itemCopyButton.innerHTML = "copy";
+            itemCopyButton.onclick = function(){
+                navigator.clipboard.writeText(itemName).then(() => {
+                    console.info(`${itemName} copied !`);
+                }, () => {
+                    console.error(`ERROR ${itemName} not copied !`);
+                });
+            };
 
-                itemWrapper.appendChild(itemCopyButton);
-            } else { console.error("copy-btn already exist"); }
+            itemWrapper.appendChild(itemCopyButton);
         }
     } else {
-        setTimeout(addCopyButtonAtelier, 250); // try again in 300 milliseconds
+        setTimeout(waitResources, 250); // try again in 300 milliseconds
     }
 }
 
-addCopyButtonAtelier();
+waitResources(); 
\ No newline at end of file
diff --git a/manifest.json b/manifest.json
index f9fbba2..c8a8e12 100644
--- a/manifest.json
+++ b/manifest.json
@@ -1,22 +1,13 @@
 {
     "name": "DofusBook Atelier Bouton Copier",
     "description": "Ajout d'un bouton pour copier chaque nom de ressource dans l'atelier de DofusBook",
-    "version": "1.1.1",
+    "version": "1.0",
     "manifest_version": 3,
-    "icons": {
-        "16": "./icons/icon16.png",
-        "32": "./icons/icon32.png",
-        "48": "./icons/icon48.png",
-        "128": "./icons/icon128.png"
-    },
-    "permissions": [
-        "tabs",
-        "scripting"
-    ],
-    "background": {
-        "service_worker": "background.js"
-    },
-    "host_permissions": [
-        "https://www.dofusbook.net/*"
+    "content_scripts": [
+        {
+            "matches": ["https://www.dofusbook.net/fr/outils/atelier"],
+            "js": ["dofusbook.atelier.copy.js"],
+            "run_at": "document_end"
+        }
     ]
 }