diff --git a/app.vue b/app.vue
index 6834cd81..d8319048 100644
--- a/app.vue
+++ b/app.vue
@@ -1,4 +1,4 @@
-<script setup>
+<script setup lang="ts">
 setupPageHeader()
 await setupI18n()
 
diff --git a/components/nav/NavSide.vue b/components/nav/NavSide.vue
index b6c78c38..6688bb57 100644
--- a/components/nav/NavSide.vue
+++ b/components/nav/NavSide.vue
@@ -1,4 +1,4 @@
-<script setup>
+<script setup lang="ts">
 const { notifications } = useNotifications()
 </script>
 
diff --git a/components/nav/NavTitle.vue b/components/nav/NavTitle.vue
index ceda93f7..525f2ff8 100644
--- a/components/nav/NavTitle.vue
+++ b/components/nav/NavTitle.vue
@@ -1,4 +1,4 @@
-<script setup>
+<script setup lang="ts">
 const sub = process.dev ? 'dev' : useRuntimeConfig().public.env === 'staging' ? 'preview' : 'alpha'
 </script>