diff --git a/web/src/components/MemoContent/index.tsx b/web/src/components/MemoContent/index.tsx
index c4092c9d..c98ea90e 100644
--- a/web/src/components/MemoContent/index.tsx
+++ b/web/src/components/MemoContent/index.tsx
@@ -1,7 +1,7 @@
 import classNames from "classnames";
 import { memo, useEffect, useRef, useState } from "react";
 import useCurrentUser from "@/hooks/useCurrentUser";
-import { MemoNamePrefix, useMemoStore } from "@/store/v1";
+import { useMemoStore } from "@/store/v1";
 import { Node, NodeType } from "@/types/node";
 import { useTranslate } from "@/utils/i18n";
 import Renderer from "./Renderer";
diff --git a/web/src/components/MemoEditor/ActionButton/AddMemoRelationButton.tsx b/web/src/components/MemoEditor/ActionButton/AddMemoRelationButton.tsx
index 685ca72f..95b8c3b8 100644
--- a/web/src/components/MemoEditor/ActionButton/AddMemoRelationButton.tsx
+++ b/web/src/components/MemoEditor/ActionButton/AddMemoRelationButton.tsx
@@ -4,8 +4,6 @@ import { useContext } from "react";
 import toast from "react-hot-toast";
 import showCreateMemoRelationDialog from "@/components/CreateMemoRelationDialog";
 import Icon from "@/components/Icon";
-import { UNKNOWN_ID } from "@/helpers/consts";
-import { MemoNamePrefix } from "@/store/v1";
 import { MemoRelation_Type } from "@/types/proto/api/v2/memo_relation_service";
 import { EditorRefActions } from "../Editor";
 import { MemoEditorContext } from "../types";
diff --git a/web/src/components/MemoEditor/index.tsx b/web/src/components/MemoEditor/index.tsx
index 3398a895..31fa5d37 100644
--- a/web/src/components/MemoEditor/index.tsx
+++ b/web/src/components/MemoEditor/index.tsx
@@ -4,11 +4,11 @@ import { toast } from "react-hot-toast";
 import { useTranslation } from "react-i18next";
 import useLocalStorage from "react-use/lib/useLocalStorage";
 import { memoServiceClient } from "@/grpcweb";
-import { TAB_SPACE_WIDTH, UNKNOWN_ID } from "@/helpers/consts";
+import { TAB_SPACE_WIDTH } from "@/helpers/consts";
 import { isValidUrl } from "@/helpers/utils";
 import useCurrentUser from "@/hooks/useCurrentUser";
 import { useGlobalStore, useResourceStore, useTagStore } from "@/store/module";
-import { MemoNamePrefix, extractMemoIdFromName, useMemoStore, useUserStore } from "@/store/v1";
+import { extractMemoIdFromName, useMemoStore, useUserStore } from "@/store/v1";
 import { MemoRelation, MemoRelation_Type } from "@/types/proto/api/v2/memo_relation_service";
 import { Memo, Visibility } from "@/types/proto/api/v2/memo_service";
 import { Resource } from "@/types/proto/api/v2/resource_service";