diff --git a/src/Glpi/Asset/CustomField.php b/src/Glpi/Asset/CustomField.php
index fca6435e616..711b9e14bd0 100644
--- a/src/Glpi/Asset/CustomField.php
+++ b/src/Glpi/Asset/CustomField.php
@@ -228,13 +228,13 @@ public static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $
             $field_options = json_decode($data['field_options'] ?? '[]', true) ?? [];
             $flags = '';
             if ($field_options['readonly'] ?? false) {
-                $flags .= '<span class="badge badge-outline text-secondary">' . __('Read-only') . '</span>';
+                $flags .= '<span class="badge badge-outline text-secondary">' . __s('Read-only') . '</span>';
             }
             if ($field_options['required'] ?? false) {
-                $flags .= '<span class="badge badge-outline text-secondary">' . __('Mandatory') . '</span>';
+                $flags .= '<span class="badge badge-outline text-secondary">' . __s('Mandatory') . '</span>';
             }
             if ($field_options['multiple'] ?? false) {
-                $flags .= '<span class="badge badge-outline text-secondary">' . __('Multiple values') . '</span>';
+                $flags .= '<span class="badge badge-outline text-secondary">' . __s('Multiple values') . '</span>';
             }
             $entry['flags'] = $flags;
             $entries[] = $entry;