diff --git a/laravel/database/eloquent/model.php b/laravel/database/eloquent/model.php
index 4fe8ef86..46fe6c5a 100644
--- a/laravel/database/eloquent/model.php
+++ b/laravel/database/eloquent/model.php
@@ -650,6 +650,8 @@ abstract class Model {
 		{
 			if (array_key_exists($key, $this->$source)) return true;
 		}
+		
+		if (method_exists($this, $key)) return true;
 	}
 
 	/**