diff --git a/web/src/hooks/use-date-locale.ts b/web/src/hooks/use-date-locale.ts
index 6edacd6ee..3c88774b7 100644
--- a/web/src/hooks/use-date-locale.ts
+++ b/web/src/hooks/use-date-locale.ts
@@ -34,6 +34,7 @@ const localeMap: Record<string, () => Promise<Locale>> = {
   sk: () => import("date-fns/locale/sk").then((module) => module.sk),
   "yue-Hant": () =>
     import("date-fns/locale/zh-HK").then((module) => module.zhHK),
+  lt: () => import("date-fns/locale/lt").then((module) => module.lt),
   th: () => import("date-fns/locale/th").then((module) => module.th),
   ca: () => import("date-fns/locale/ca").then((module) => module.ca),
 };
diff --git a/web/src/lib/const.ts b/web/src/lib/const.ts
index 5dbf2929e..07fe268c1 100644
--- a/web/src/lib/const.ts
+++ b/web/src/lib/const.ts
@@ -10,14 +10,17 @@ export const supportedLanguageKeys = [
   "ro",
   "nl",
   "nb-NO",
+  "sv",
   "zh-CN",
   "yue-Hant",
+  "ja",
   "vi",
   "th",
   "he",
   "ru",
   "tr",
   "pl",
+  "lt",
   "uk",
   "cs",
   "hu",