diff --git a/src/sammo/Validator.php b/src/sammo/Validator.php
new file mode 100644
index 00000000..5defd0cd
--- /dev/null
+++ b/src/sammo/Validator.php
@@ -0,0 +1,6 @@
+<?php
+namespace sammo;
+
+class Validator extends \Valitron\Validator{
+    protected static $_lang = 'ko';
+}
\ No newline at end of file