diff --git a/tests/system-test/2-query/Today.py b/tests/system-test/2-query/Today.py
index ad4e48bda5..09f018dc11 100644
--- a/tests/system-test/2-query/Today.py
+++ b/tests/system-test/2-query/Today.py
@@ -8,6 +8,7 @@ from util.cases import *
 
 class TDTestCase:
 
+    updatecfgDict = {'rpcDebugFlag': '143'}
     def init(self, conn, logSql):
         tdLog.debug(f"start to excute {__file__}")
         tdSql.init(conn.cursor())