diff --git a/print/locales/vueI18nConfig.js b/print/locales/vueI18nConfig.js
index ef4b9263496..1341d8f0302 100644
--- a/print/locales/vueI18nConfig.js
+++ b/print/locales/vueI18nConfig.js
@@ -25,7 +25,7 @@ import rmCHScoutCommon from '@/common/locales/rm-CH-scout.json'
 export default defineI18nConfig(() => ({
   fallbackLocale: {
     rm: ['de'],
-    default: 'en',
+    default: ['en'],
   },
   messages: deepmerge(
     {