diff --git a/src/common/hooks/useLoadI18nMessages.ts b/src/common/hooks/useLoadI18nMessages.ts
index 6522d615..6c83944d 100644
--- a/src/common/hooks/useLoadI18nMessages.ts
+++ b/src/common/hooks/useLoadI18nMessages.ts
@@ -1,6 +1,6 @@
 import { loadI18nMessages } from '@common/helpers/locales.helper';
 
-export const useLoadI18nMessages = (cachedMessages: I18nMessages) => {
+export const useLoadI18nMessages = (cachedMessages: I18nMessages, defaultLocale = 'en') => {
   const getMessages = (locale: string) => {
     if (cachedMessages?.[locale]) {
       return cachedMessages?.[locale];
@@ -13,7 +13,7 @@ export const useLoadI18nMessages = (cachedMessages: I18nMessages) => {
     const messages = await loadI18nMessages(locale);
 
     if (messages) {
-      cachedMessages[locale] = messages;
+      cachedMessages[locale] = {...cachedMessages[defaultLocale], messages};
     }
   };
 
diff --git a/src/providers/AsyncIntlProvider.tsx b/src/providers/AsyncIntlProvider.tsx
index 283fdb09..4bf76f1b 100644
--- a/src/providers/AsyncIntlProvider.tsx
+++ b/src/providers/AsyncIntlProvider.tsx
@@ -9,14 +9,16 @@ type AsyncIntlProviderProps = {
   children: React.ReactNode;
 };
 
+const DEFAULT_LOCALE = 'en';
+
 export const AsyncIntlProvider: FC<AsyncIntlProviderProps> = ({ cachedMessages, children }) => {
   const locale = useRecoilValue(state.config.locale);
-  const { getMessages } = useLoadI18nMessages(cachedMessages);
+  const { getMessages } = useLoadI18nMessages(cachedMessages, DEFAULT_LOCALE);
 
   const i18nMessages = getMessages(locale);
 
   return (
-    <IntlProvider messages={i18nMessages || {}} locale={locale} defaultLocale="en">
+    <IntlProvider messages={i18nMessages || {}} locale={locale} defaultLocale={DEFAULT_LOCALE}>
       {children}
     </IntlProvider>
   );