diff --git a/knowledge_base/samples/vector_store/index.faiss b/knowledge_base/samples/vector_store/index.faiss
new file mode 100644
index 0000000..df2af8e
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diff --git a/knowledge_base/samples/vector_store/index.pkl b/knowledge_base/samples/vector_store/index.pkl
new file mode 100644
index 0000000..04b0446
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diff --git a/webui.py b/webui.py
index dc571c4..69064b3 100644
--- a/webui.py
+++ b/webui.py
@@ -259,8 +259,12 @@ def refresh_vs_list():
 def delete_file(vs_id, files_to_delete, chatbot):
     vs_path = os.path.join(KB_ROOT_PATH, vs_id, "vector_store")
     content_path = os.path.join(KB_ROOT_PATH, vs_id, "content")
+    docs_path = [os.path.join(content_path, file) for file in files_to_delete]
     status = local_doc_qa.delete_file_from_vector_store(vs_path=vs_path,
-                                                        filepath=[os.path.join(content_path, file) for file in files_to_delete])
+                                                        filepath=docs_path)
+    for doc_path in docs_path:
+        if os.path.exists(doc_path):
+            os.remove(doc_path)
     rested_files = local_doc_qa.list_file_from_vector_store(vs_path)
     if "fail" in status:
         vs_status = "文件删除失败。"