diff --git a/lib/DeckClass.php b/lib/DeckClass.php
index 11ff7d7..3599e2f 100644
--- a/lib/DeckClass.php
+++ b/lib/DeckClass.php
@@ -86,9 +86,10 @@ class DeckClass {
         $boardStack->stack = $stackId;
         $boardStack->newTitle = $params;
         $boardStack->boardTitle = $boardName;
-        $boardStack->userId = $userFromMail;
+        $boardStack->userId = strtolower($userFromMail);
         $boardStack->dueDate = $duedateFromMail;
 
+
         return $boardStack;
     }