diff --git a/app/Services/OpenId/UserService.php b/app/Services/OpenId/UserService.php
index 444570ed..9c60679f 100644
--- a/app/Services/OpenId/UserService.php
+++ b/app/Services/OpenId/UserService.php
@@ -265,7 +265,7 @@ final class UserService extends AbstractService implements IUserService
                 }
             }
 
-            if(isset($payload["email"])){
+            if(isset($payload["email"]) && !empty($payload["email"])){
                 $former_user = $this->repository->getByEmailOrName(trim($payload["email"]));
                 if(!is_null($former_user) && $former_user->getId() != $id)
                     throw new ValidationException(sprintf("email %s already belongs to another user", $payload["email"]));
diff --git a/app/libs/Auth/Factories/UserFactory.php b/app/libs/Auth/Factories/UserFactory.php
index 91217189..78c96bcf 100644
--- a/app/libs/Auth/Factories/UserFactory.php
+++ b/app/libs/Auth/Factories/UserFactory.php
@@ -48,11 +48,12 @@ final class UserFactory
         if(isset($payload['last_name']))
             $user->setLastName(trim($payload['last_name']));
 
-        if(isset($payload['email']))
+        if(isset($payload['email']) && !empty($payload['email']))
             $user->setEmail(strtolower(trim($payload['email'])));
 
         if(isset($payload['second_email']))
             $user->setSecondEmail(strtolower(trim($payload['second_email'])));
+
         if(isset($payload['third_email']))
             $user->setThirdEmail(strtolower(trim($payload['third_email'])));