diff --git a/packages/core/src/helpers/node/index.ts b/packages/core/src/helpers/node/index.ts
index 3e5901f..53d7669 100644
--- a/packages/core/src/helpers/node/index.ts
+++ b/packages/core/src/helpers/node/index.ts
@@ -2,7 +2,7 @@ import { Editor, Node as SlateNode } from 'slate';
 
 export default SlateNode;
 
-export const copyNode = async (editor: Editor) => {
+export const copySelectedNodeToClipBoard = async (editor: Editor) => {
   const dataTransfer = new DataTransfer();
   editor.setFragmentData(dataTransfer, 'copy');
   const clipboardBlobList = dataTransfer.types.map((type) => {
@@ -12,7 +12,7 @@ export const copyNode = async (editor: Editor) => {
   const clipBoardItem: Record<string, Blob> = {};
   const removeType = 'application/x-slate-fragment';
   clipboardBlobList
-    .filter((value) => value.type !== removeType)
+    .filter((blob) => blob.type !== removeType)
     .forEach((blob) => {
       clipBoardItem[blob.type] = blob;
     });
diff --git a/packages/core/src/toolmenu/index.tsx b/packages/core/src/toolmenu/index.tsx
index b081169..83660e5 100644
--- a/packages/core/src/toolmenu/index.tsx
+++ b/packages/core/src/toolmenu/index.tsx
@@ -53,7 +53,7 @@ export const Toolmenu: React.FC<ToolmenuProps> = ({ path, onDone }) => {
           offset: lastOffset,
         },
       };
-      await helpers.nodeHelpers.copyNode(editor);
+      await helpers.nodeHelpers.copySelectedNodeToClipBoard(editor);
       editor.selection = {
         anchor: {
           path: [...path, 0],
@@ -65,7 +65,7 @@ export const Toolmenu: React.FC<ToolmenuProps> = ({ path, onDone }) => {
         },
       };
     } else {
-      helpers.nodeHelpers.copyNode(editor);
+      helpers.nodeHelpers.copySelectedNodeToClipBoard(editor);
     }
     onDone();
   }, [editor, path, onDone]);