diff --git a/src/DoctrineAuditBundle/Reader/AuditEntry.php b/src/DoctrineAuditBundle/Reader/AuditEntry.php
index bbe58204..1adca2e7 100644
--- a/src/DoctrineAuditBundle/Reader/AuditEntry.php
+++ b/src/DoctrineAuditBundle/Reader/AuditEntry.php
@@ -19,6 +19,11 @@ class AuditEntry
      */
     protected $object_id;
 
+    /**
+     * @var null|string
+     */
+    protected $discriminator;
+
     /**
      * @var null|string
      */
@@ -113,6 +118,16 @@ public function getObjectId(): string
         return $this->object_id;
     }
 
+    /**
+     * Get the value of discriminator.
+     *
+     * @return null|string
+     */
+    public function getDiscriminator(): ?string
+    {
+        return $this->discriminator;
+    }
+
     /**
      * Get the value of transaction_hash.
      *