diff --git a/kfet/templates/kfet/kpsul.html b/kfet/templates/kfet/kpsul.html
index 6eeb9e39..c0761fa4 100644
--- a/kfet/templates/kfet/kpsul.html
+++ b/kfet/templates/kfet/kpsul.html
@@ -809,7 +809,6 @@ $(document).ready(function() {
         var addcostDialog = new UserDialog({
             'title': 'Majoration',
             'content': '<input type="text" placeholder="Trigramme" autocomplete="off" name="trigramme" spellcheck="false" style="text-transform:uppercase" autofocus><input type="number" lang="en" step="0.01" min="0.01" placeholder="€" name="amount">',
-            'callback_as_dict': true,
         });
 
         function callback(data) {