diff --git a/api/constants/languages.py b/api/constants/languages.py
index 8c1ff455363..3ae6773a149 100644
--- a/api/constants/languages.py
+++ b/api/constants/languages.py
@@ -8,6 +8,7 @@ language_timezone_mapping = {
     "de-DE": "Europe/Berlin",
     "ja-JP": "Asia/Tokyo",
     "ko-KR": "Asia/Seoul",
+    "lo-LA": "Asia/Vientiane",
     "ru-RU": "Europe/Moscow",
     "it-IT": "Europe/Rome",
     "uk-UA": "Europe/Kyiv",