diff --git a/src/components/Config.tsx b/src/components/Config.tsx
index cb2da8dd0..590942b87 100644
--- a/src/components/Config.tsx
+++ b/src/components/Config.tsx
@@ -54,6 +54,7 @@ const langOptions = [
   ['zh-cn', '简体中文'],
   ['zh-tw', '繁體中文'],
   ['en', 'English'],
+  ['vi', 'Vietnamese'],
 ];
 
 const modeOptions = [