diff --git a/library/Class/CosmoVar.php b/library/Class/CosmoVar.php
index f38c637cad15b0325e64f9a12321b7ced41289ef..2d947484e044bead92e5a26303d698592989138e 100644
--- a/library/Class/CosmoVar.php
+++ b/library/Class/CosmoVar.php
@@ -122,7 +122,8 @@ class Class_CosmoVar extends Storm_Model_Abstract {
                                   'groupe' => 0,
                                   'ordre' => 0,
                                   'verrou' => '',
-                                  'hidden' => 0];
+                                  // 'hidden' => 0, warning : do not uncomment as script/opac2.sql does not define this column
+    ];
 
 
   public static function get($name) {