diff --git a/src/Interfaces/ModelInterface.php b/src/Interfaces/ModelInterface.php
index 69c9c9f..2f4b958 100755
--- a/src/Interfaces/ModelInterface.php
+++ b/src/Interfaces/ModelInterface.php
@@ -8,6 +8,8 @@ interface ModelInterface
 
     public function save();
 
+    public function isDirty(): bool;
+
     public function destroy();
 
     public function destroyThoroughly();