diff --git a/web/public/locales/en/common.json b/web/public/locales/en/common.json
index 6f68a56af..5e87b6b45 100644
--- a/web/public/locales/en/common.json
+++ b/web/public/locales/en/common.json
@@ -163,6 +163,7 @@
       "sk": "Slovenčina (Slovak)",
       "yue": "粵語 (Cantonese)",
       "th": "ไทย (Thai)",
+      "ca": "Català (Catalan)",
       "withSystem": {
         "label": "Use the system settings for language"
       }
diff --git a/web/src/hooks/use-date-locale.ts b/web/src/hooks/use-date-locale.ts
index d36c1dda5..62cbc31bb 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>> = {
   "yue-Hant": () =>
     import("date-fns/locale/zh-HK").then((module) => module.zhHK),
   th: () => import("date-fns/locale/th").then((module) => module.th),
+  ca: () => import("date-fns/locale/ca").then((module) => module.ca),
 };
 
 export function useDateLocale(): Locale {
diff --git a/web/src/lib/const.ts b/web/src/lib/const.ts
index bb9a43712..44bedc9c3 100644
--- a/web/src/lib/const.ts
+++ b/web/src/lib/const.ts
@@ -5,11 +5,13 @@ export const supportedLanguageKeys = [
   "fr",
   "de",
   "it",
+  "ca",
   "nl",
   "nb-NO",
   "zh-CN",
   "yue-Hant",
   "th",
+  "he",
   "ru",
   "tr",
   "pl",