diff --git a/packages/bridge/src/runtime/app.ts b/packages/bridge/src/runtime/app.ts
index 525c514855..bbd0948328 100644
--- a/packages/bridge/src/runtime/app.ts
+++ b/packages/bridge/src/runtime/app.ts
@@ -66,7 +66,7 @@ export function defineNuxtPlugin (plugin: (nuxtApp: NuxtAppCompat) => void): (ct
   }
 }
 
-export const useNuxtApp = () => {
+export const useNuxtApp = (): NuxtAppCompat => {
   const vm = getCurrentInstance()
 
   if (!vm) {