diff --git a/packages/components/src/cascader/style.ts b/packages/components/src/cascader/style.ts
index fcd34f5..255a023 100644
--- a/packages/components/src/cascader/style.ts
+++ b/packages/components/src/cascader/style.ts
@@ -1,3 +1,4 @@
+import 'element-plus/theme-chalk/src/scrollbar.scss'
 import 'element-plus/theme-chalk/src/cascader.scss'
 import 'element-plus/theme-chalk/src/cascader-panel.scss'