diff --git a/admin/DashboardController.php b/admin/DashboardController.php
index 5333c88..bd1b8db 100644
--- a/admin/DashboardController.php
+++ b/admin/DashboardController.php
@@ -324,9 +324,9 @@ HTML;
 
     // ─── Helpers de vista ─────────────────────────────────────────────────────
 
-    private static function h(mixed $v): string
+    private static function h($v): string
     {
-        return htmlspecialchars((string)$v, ENT_QUOTES | ENT_SUBSTITUTE, 'UTF-8');
+        return htmlspecialchars((string)$v, ENT_QUOTES, 'UTF-8');
     }
 
     private static function typeLabel(string $field, string $type): string