diff --git a/Controllers/ManageUserController.php b/Controllers/ManageUserController.php
index 3e32b3a..f0295a4 100644
--- a/Controllers/ManageUserController.php
+++ b/Controllers/ManageUserController.php
@@ -3,12 +3,6 @@
 final class ManageUserController
 {
 
-    private function getOrDie($DICT, $key)
-    {
-        if (isset($DICT[$key])) return $DICT[$key];
-        else die("Key $key not present");
-    }
-
     public function defaultAction(Array $A_urlParams = null, Array $A_postParams = null)
     {
         Session::admin_or_die();
@@ -19,8 +13,8 @@ final class ManageUserController
     public function searchAction(Array $A_urlParams = null, Array $A_postParams = null)
     {
         Session::admin_or_die();
-        
-        $S_search = self::getOrDie($_POST, "search");
+
+        $S_search = Utils::getOrDie($_POST, "search");
         echo "Terme de recherche choisi: $S_search";
     }
 }