diff --git a/src/components/ClientOnly.vue b/src/components/ClientOnly.vue
index 10ebb8313..fbecd4b5c 100644
--- a/src/components/ClientOnly.vue
+++ b/src/components/ClientOnly.vue
@@ -3,7 +3,7 @@
   <template v-else><slot name="placeholder" /></template>
 </template>
 
-<script setup>
+<script lang="ts" setup>
 import { ref, onMounted } from 'vue'
 
 const isMounted = ref(false)