diff --git a/src/Model/ProductTrait.php b/src/Model/ProductTrait.php
index 9b012b1..25bc7b5 100644
--- a/src/Model/ProductTrait.php
+++ b/src/Model/ProductTrait.php
@@ -9,6 +9,7 @@
 trait ProductTrait
 {
     /** @ORM\Column(type="json", nullable=true) */
+    #[ORM\Column(type: 'json', nullable: true)]
     protected ?array $preQualifiedCallouts = null;
 
     public function getPreQualifiedCallouts(): array