diff --git a/components/scroll-list/scroll-list.vue b/components/scroll-list/scroll-list.vue
index d349b22..0366d26 100644
--- a/components/scroll-list/scroll-list.vue
+++ b/components/scroll-list/scroll-list.vue
@@ -485,9 +485,9 @@ export default {
   },
   computed: {
     scrollListWrapStyle() {
-      let style = {}
-      style.background = this.defaultOption.background
-      return style
+      return {
+        background: this.defaultOption.background
+      }
     },
     // 组件容器样式
     listWrapStyle() {