diff --git a/src/Bundle/ChillPersonBundle/Entity/Person/PersonResource.php b/src/Bundle/ChillPersonBundle/Entity/Person/PersonResource.php
index 344f2103a..b6dc57ed8 100644
--- a/src/Bundle/ChillPersonBundle/Entity/Person/PersonResource.php
+++ b/src/Bundle/ChillPersonBundle/Entity/Person/PersonResource.php
@@ -22,6 +22,8 @@ use DateTimeInterface;
 use Doctrine\ORM\Mapping as ORM;
 use Symfony\Component\Serializer\Annotation\DiscriminatorMap;
 use Symfony\Component\Serializer\Annotation\Groups;
+use Symfony\Component\Validator\Constraints as Assert;
+use Symfony\Component\Validator\Context\ExecutionContextInterface;
 
 /**
  * @ORM\Entity
@@ -256,4 +258,16 @@ class PersonResource implements TrackCreationInterface, TrackUpdateInterface
 
         return $this;
     }
+
+    /**
+     * @Assert\Callback
+     */
+    public function validate(ExecutionContextInterface $context, $payload)
+    {
+        if ($this->person === null && $this->thirdParty === null && $this->freeText === null ) {
+            $context->buildViolation('You must associate at least one entity')
+            ->atPath('person')
+            ->addViolation();
+        }
+    }
 }