diff --git a/errs/code/code.go b/errs/code/code.go
index 84e6f2e..39d9700 100644
--- a/errs/code/code.go
+++ b/errs/code/code.go
@@ -70,5 +70,6 @@ const (
 const (
 	_           = iota + CatService
 	ArkInternal // Ark 內部錯誤
-	ArkHTTP400  // Ark HTTP 400 錯誤
+	ThirdParty
+	ArkHTTP400 // Ark HTTP 400 錯誤
 )