diff --git a/framework/yii/db/ActiveRecord.php b/framework/yii/db/ActiveRecord.php
index a09c60a..e1c4b4f 100644
--- a/framework/yii/db/ActiveRecord.php
+++ b/framework/yii/db/ActiveRecord.php
@@ -889,6 +889,7 @@ class ActiveRecord extends Model
 		}
 		$values = $this->getDirtyAttributes($attributes);
 		if (empty($values)) {
+			$this->afterSave(false);
 			return 0;
 		}
 		$condition = $this->getOldPrimaryKey(true);