diff --git a/src/FormBuilder.php b/src/FormBuilder.php
index 15dac96..9a0d882 100644
--- a/src/FormBuilder.php
+++ b/src/FormBuilder.php
@@ -332,11 +332,13 @@ protected function request(string $name)
      */
     protected function getModelValueAttribute(string $name)
     {
+        $key = $this->transformKey($name);
+
         if (\method_exists($this->model, 'getFormValue')) {
-            return $this->model->getFormValue($this->transformKey($name));
+            return $this->model->getFormValue($key);
         }
 
-        return \data_get($this->model, $this->transformKey($name));
+        return \data_get($this->model, $key);
     }
 
     /**