diff --git a/rag_chat.py b/rag_chat.py
index 771fa33..bff8a7d 100644
--- a/rag_chat.py
+++ b/rag_chat.py
@@ -1,9 +1,7 @@
 import os
 import time
-import json
 import pandas as pd
 import streamlit as st
-from st_aggrid import AgGrid
 from zhipuai import ZhipuAI
 from zhipuai.types.knowledge import KnowledgeInfo