diff --git a/web/src/components/MemoEditor.tsx b/web/src/components/MemoEditor.tsx
index 1fb8900d..e88b113d 100644
--- a/web/src/components/MemoEditor.tsx
+++ b/web/src/components/MemoEditor.tsx
@@ -156,17 +156,20 @@ const MemoEditor = () => {
   const handleDropEvent = async (event: React.DragEvent) => {
     if (event.dataTransfer && event.dataTransfer.files.length > 0) {
       event.preventDefault();
-      const resourceList: Resource[] = [];
+      const uploadResourceList: Resource[] = [];
       for (const file of event.dataTransfer.files) {
         const resource = await handleUploadResource(file);
         if (resource) {
-          resourceList.push(resource);
+          uploadResourceList.push(resource);
           if (editorState.editMemoId) {
             await upsertMemoResource(editorState.editMemoId, resource.id);
           }
         }
       }
-      editorStateService.setResourceList([...editorState.resourceList, ...resourceList]);
+      if (uploadResourceList.length > 0) {
+        const resourceList = editorStateService.getState().resourceList;
+        editorStateService.setResourceList([...resourceList, ...uploadResourceList]);
+      }
     }
   };
 
@@ -176,7 +179,8 @@ const MemoEditor = () => {
       const file = event.clipboardData.files[0];
       const resource = await handleUploadResource(file);
       if (resource) {
-        editorStateService.setResourceList([...editorState.resourceList, resource]);
+        const resourceList = editorStateService.getState().resourceList;
+        editorStateService.setResourceList([...resourceList, resource]);
       }
     }
   };