diff --git a/knowledge_base/samples/vector_store/index.pkl b/knowledge_base/samples/vector_store/index.pkl
index 9669122..63eb548 100644
Binary files a/knowledge_base/samples/vector_store/index.pkl and b/knowledge_base/samples/vector_store/index.pkl differ
diff --git a/webui.py b/webui.py
index abd713a..9aa5d4b 100644
--- a/webui.py
+++ b/webui.py
@@ -59,7 +59,7 @@ if __name__ == "__main__":
             options=list(pages.keys()),
             icons=[i["icon"] for i in pages.values()],
             menu_icon="chat-quote",
-            default_index=list(pages.keys()).index(st.session_state["cur_chat_name"]),
+            # default_index=list(pages.keys()).index(st.session_state["cur_chat_name"]),
         )
 
     if selected_page == "新建对话":