diff --git a/packages/playground/vue/PreProcessors.vue b/packages/playground/vue/PreProcessors.vue
index 44ef9cf3ba06da..50fa8d407ed8cf 100644
--- a/packages/playground/vue/PreProcessors.vue
+++ b/packages/playground/vue/PreProcessors.vue
@@ -6,8 +6,17 @@ p.pug
p.pug-less
| This is rendered from <template lang="pug">
| and styled with <style lang="less">. It should be green.
+SlotComponent
+ template(v-slot:test-slot)
+ div.pug-slot slot content
+
+