diff --git a/apps/showcase/doc/treeselect/MultipleDoc.vue b/apps/showcase/doc/treeselect/MultipleDoc.vue
index 8db197e12..e99bda7bb 100644
--- a/apps/showcase/doc/treeselect/MultipleDoc.vue
+++ b/apps/showcase/doc/treeselect/MultipleDoc.vue
@@ -8,7 +8,7 @@