diff --git a/kernel/model/file.go b/kernel/model/file.go
index 2e5f800c3..577e3d628 100644
--- a/kernel/model/file.go
+++ b/kernel/model/file.go
@@ -660,7 +660,7 @@ func GetDoc(startID, endID, id string, index int, keyword string, mode int, size
 	luteEngine.RenderOptions.NodeIndexStart = index
 	dom = luteEngine.Tree2BlockDOM(subTree, luteEngine.RenderOptions)
 
-	SetRecentDocByTree(id, tree)
+	SetRecentDocByTree(tree)
 	return
 }
 
diff --git a/kernel/model/storage.go b/kernel/model/storage.go
index 4d3520f13..cf6252bae 100644
--- a/kernel/model/storage.go
+++ b/kernel/model/storage.go
@@ -30,11 +30,8 @@ import (
 
 type RecentDoc struct {
 	RootID string `json:"rootID"`
-	ID     string `json:"id"`
 	Icon   string `json:"icon"`
 	Title  string `json:"title"`
-	Mode   string `json:"mode"`
-	Action string `json:"action"`
 }
 
 var recentDocLock = sync.Mutex{}
@@ -63,10 +60,9 @@ func RemoveRecentDoc(ids []string) {
 	return
 }
 
-func SetRecentDocByTree(id string, tree *parse.Tree) {
+func SetRecentDocByTree(tree *parse.Tree) {
 	recentDoc := &RecentDoc{
 		RootID: tree.Root.ID,
-		ID:     id,
 		Icon:   tree.Root.IALAttr("icon"),
 		Title:  tree.Root.IALAttr("title"),
 	}