diff --git a/Classes/Domain/Model/Dto/EventDemand.php b/Classes/Domain/Model/Dto/EventDemand.php
index a6845c8..43728db 100644
--- a/Classes/Domain/Model/Dto/EventDemand.php
+++ b/Classes/Domain/Model/Dto/EventDemand.php
@@ -34,7 +34,7 @@ class EventDemand
     /**
      * @var string
      */
-    protected $region = null;
+    protected $region = '';
 
     /**
      * @var bool