diff --git a/passer_evaluation.php b/passer_evaluation.php
index f063750..4ddad3e 100644
--- a/passer_evaluation.php
+++ b/passer_evaluation.php
@@ -969,7 +969,7 @@ $reponses_sauvegardees = json_decode($tentative['reponses_json'] ?? '{}', true)
     </script>
     <!-- Chatbot IA Widget -->
 <div class="chat-bubble">
-    <button onclick="chatbot?.ouvrirChat()" class="btn-chat" id="btn-open-chat">
+    <button class="btn-chat" id="btn-open-chat">
         💬 Besoin d'aide ? <span class="help-badge"><span id="help-remaining">3</span>/3</span>
     </button>
 </div>