diff --git a/playground/pages/popover.vue b/playground/pages/popover.vue
index b535a1a8..166e3705 100644
--- a/playground/pages/popover.vue
+++ b/playground/pages/popover.vue
@@ -21,7 +21,7 @@
   </div>
 </template>
 
-<script setup>
+<script setup lang="ts">
 const open = ref(false)
 const loading = ref(false)