diff --git a/src/Model/AbstractModel.php b/src/Model/AbstractModel.php
index 47c092a..55daa3b 100644
--- a/src/Model/AbstractModel.php
+++ b/src/Model/AbstractModel.php
@@ -244,12 +244,13 @@ public function getCasts(): array
     /**
      * @inheritdoc
      */
-    public function originalIsEquivalent($key, $current)
+    public function originalIsEquivalent($key)
     {
         if (!array_key_exists($key, $this->original)) {
             return false;
         }
 
+        $current = $this->getAttribute($key);
         $original = $this->getOriginal($key);
 
         if ($current === $original) {