diff --git a/assets/DB_GPT_wechat.png b/assets/DB_GPT_wechat.png
index 8abeec708..a1d7f7558 100644
Binary files a/assets/DB_GPT_wechat.png and b/assets/DB_GPT_wechat.png differ
diff --git a/tools/knowlege_init.py b/tools/knowlege_init.py
index e64521031..64be8aaf1 100644
--- a/tools/knowlege_init.py
+++ b/tools/knowlege_init.py
@@ -1,6 +1,11 @@
 #!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 import argparse
+import os
+import sys
+
+
+sys.path.append(os.path.dirname(os.path.dirname(os.path.realpath(__file__))))
 
 from pilot.configs.config import Config
 from pilot.configs.model_config import DATASETS_DIR, LLM_MODEL_CONFIG, VECTOR_SEARCH_TOP_K