diff --git a/packages/sidebar/index.ts b/packages/sidebar/index.ts
index 5b7baaf4..f9f5c117 100644
--- a/packages/sidebar/index.ts
+++ b/packages/sidebar/index.ts
@@ -9,7 +9,7 @@ VantComponent({
       this.setActive(this.data.activeKey);
     },
     unlinked(target) {
-      this.items = this.children.filter(
+      this.children = this.children.filter(
         (item: WechatMiniprogram.Component.TrivialInstance) => item !== target
       );
       this.setActive(this.data.activeKey);