diff --git a/app.py b/app.py
index 53b5665e..c4ad24b2 100644
--- a/app.py
+++ b/app.py
@@ -4543,7 +4543,7 @@ def get_stock_quotes():
 def get_clickhouse_client():
     return Cclient(
         host='222.128.1.157',
-        port=19000,
+        port=18000,
         user='default',
         password='Zzl33818!',
         database='stock'