diff --git a/lib/main.dart b/lib/main.dart
index 5733e1a..f93a358 100644
--- a/lib/main.dart
+++ b/lib/main.dart
@@ -137,6 +137,7 @@ Map<String, int> language = {
   'zh_Hant_US': LanguageType.TraditionalChinese,
   'zh_Hans_CN': LanguageType.SimplifiedChinese,
   'zh_Hans_US': LanguageType.SimplifiedChinese,
+  'zh_Hans_MO': LanguageType.SimplifiedChinese,
   'zh_CN': LanguageType.SimplifiedChinese,
   'ko_KR': LanguageType.Korean,
   'ko_KP': LanguageType.Korean,