# Build fails with `compatibilityVersion: 4` and TypeScript templates added via `addTemplate`
[v4]: defineRouteRules NitroRouteConfig and NuxtConfig types are incorrect and are not augmented with module types
pending triage4.xpossible regression
Plugin types break if I add @nuxtjs/i18n to modules
pending triageupstreamupstream-bug
Adding `@nuxtjs/i18n` to Nuxt breaks component types (shows unknown)
types3.xworkaround availablebugupstream