diff --git a/kernel/model/box.go b/kernel/model/box.go
index 21aa5e7a1..e6fee5e2b 100644
--- a/kernel/model/box.go
+++ b/kernel/model/box.go
@@ -540,10 +540,6 @@ func FullReindex() {
 		openedBox.Index(true)
 	}
 	IndexRefs()
-	// 缓存根一级的文档树展开
-	for _, openedBox := range openedBoxes {
-		ListDocTree(openedBox.ID, "/", Conf.FileTree.Sort)
-	}
 	treenode.SaveBlockTree()
 	util.PushEndlessProgress(Conf.Language(58))
 	go func() {
diff --git a/kernel/model/conf.go b/kernel/model/conf.go
index 38ac242c0..ce42efa38 100644
--- a/kernel/model/conf.go
+++ b/kernel/model/conf.go
@@ -602,8 +602,6 @@ func InitBoxes() {
 		if !initialized {
 			box.Index(true)
 		}
-
-		ListDocTree(box.ID, "/", Conf.FileTree.Sort) // 缓存根一级的文档树展开
 	}
 
 	if !initialized {