diff --git a/src/Entity/MobileNumber.php b/src/Entity/MobileNumber.php
index 06d379f2..9229ec27 100644
--- a/src/Entity/MobileNumber.php
+++ b/src/Entity/MobileNumber.php
@@ -9,6 +9,8 @@ use Symfony\Component\Validator\Constraints as Assert;
 /**
  * @ORM\Entity
  * @ORM\Table(name="mobile_number")
+ * @UniqueEntity("id")
+ * @UniqueEntity("confirm_code")
  */
 class MobileNumber
 {