diff --git a/web/i18n/index.ts b/web/i18n/index.ts
index 6a0d82ea36..eb49759097 100644
--- a/web/i18n/index.ts
+++ b/web/i18n/index.ts
@@ -12,7 +12,7 @@ export const i18n = {
 export type Locale = typeof i18n['locales'][number]
 
 export const setLocaleOnClient = (locale: Locale, reloadPage = true) => {
-  Cookies.set(LOCALE_COOKIE_NAME, locale)
+  Cookies.set(LOCALE_COOKIE_NAME, locale, { expires: 365 })
   changeLanguage(locale)
   reloadPage && location.reload()
 }