diff --git a/openclaw_neo4j_demo.py b/openclaw_neo4j_demo.py
index 6a5c5b2..416e781 100644
--- a/openclaw_neo4j_demo.py
+++ b/openclaw_neo4j_demo.py
@@ -9,7 +9,7 @@ import os
 import uuid
 from datetime import datetime
 
-DEEPSEEK_API_KEY = "sk-ca05d81474f04d9e9905fb0696f07550"
+DEEPSEEK_API_KEY = ""
 DEEPSEEK_BASE_URL = "https://api.deepseek.com"
 MODEL_NAME = "deepseek-chat"