diff --git a/Bootstrapping/Events/UpdateTransactionsSubscriber.php b/Bootstrapping/Events/UpdateTransactionsSubscriber.php
index bbc5fb92..16f02b58 100644
--- a/Bootstrapping/Events/UpdateTransactionsSubscriber.php
+++ b/Bootstrapping/Events/UpdateTransactionsSubscriber.php
@@ -79,7 +79,7 @@ private function findCandidateOrdersForUpdate($config)
 
         if (empty($changeDate)) {
             $date = new \DateTime();
-            $date->sub(new DateInterval('PT1H'));
+            $date->sub(new \DateInterval('PT1H'));
             $changeDate = $date->format('Y-m-d H:i:s');
         }
 
diff --git a/Component/Validation.php b/Component/Validation.php
index 2c9f6f16..22226b41 100755
--- a/Component/Validation.php
+++ b/Component/Validation.php
@@ -111,7 +111,7 @@ public function isRatePAYPayment()
      */
     public function isAgeValid()
     {
-        $today = new DateTime("now");
+        $today = new \DateTime("now");
 
         $birthday = $this->_user->getBirthday();
         if (empty($birthday) || is_null($birthday)) {