diff --git a/backend/app/dto/app.go b/backend/app/dto/app.go
index 21b2766f3..997f20908 100644
--- a/backend/app/dto/app.go
+++ b/backend/app/dto/app.go
@@ -115,6 +115,7 @@ type Locale struct {
 	Ru     string `json:"ru"`
 	ZhHant string `json:"zh-hant" yaml:"zh-hant"`
 	Zh     string `json:"zh"`
+	Ko     string `json:"ko"`
 }
 
 type AppForm struct {