diff --git a/src/Modello.php b/src/Modello.php
index 28e46df..a2e056f 100644
--- a/src/Modello.php
+++ b/src/Modello.php
@@ -9,6 +9,12 @@ class Modello
     private bool $cacheEnabled = true;
     private string $extension = '.mllo.php';
 
+    private int $dbg_renderTime = 0;
+    private int $dbg_templateCount = 0;
+    private bool $dbg_compiled = false;
+    private bool $dbg_recompiled = false;
+    private bool $dbg_usedCache = false;
+
     // Stored blocks. Enables the @yield directive!
     private array $blocks = [];