diff --git a/tests/pytest/util/dnodes.py b/tests/pytest/util/dnodes.py
index 789e5866ee..67c3d37960 100644
--- a/tests/pytest/util/dnodes.py
+++ b/tests/pytest/util/dnodes.py
@@ -130,7 +130,6 @@ class TDDnode:
             "locale": "en_US.UTF-8",
             "charset": "UTF-8",
             "asyncLog": "0",
-            "DebugFlag": "131",
             "mDebugFlag": "143",
             "dDebugFlag": "143",
             "vDebugFlag": "143",
diff --git a/tests/system-test/0-others/information_schema.py b/tests/system-test/0-others/information_schema.py
index a7995762d8..21ad221ac5 100644
--- a/tests/system-test/0-others/information_schema.py
+++ b/tests/system-test/0-others/information_schema.py
@@ -19,6 +19,8 @@ from util.common import *
 from util.sqlset import *
 
 class TDTestCase:
+    updatecfgDict = {'qDebugFlag':135 , 'mDebugFlag':135}
+
     def init(self, conn, logSql, replicaVar=1):
         self.replicaVar = int(replicaVar)
         tdLog.debug("start to execute %s" % __file__)
diff --git a/tests/system-test/2-query/qnodeCluster.py b/tests/system-test/2-query/qnodeCluster.py
index 851b5bb1d1..fbddcd299c 100644
--- a/tests/system-test/2-query/qnodeCluster.py
+++ b/tests/system-test/2-query/qnodeCluster.py
@@ -20,9 +20,9 @@ import threading
 class TDTestCase:
 
     clientCfgDict = {'queryproxy': '1','debugFlag': 135}
-    clientCfgDict["debugFlag"] = 131
+    clientCfgDict["debugFlag"] = 135
     updatecfgDict = {'clientCfg': {}}
-    updatecfgDict = {'debugFlag': 131}
+    updatecfgDict = {'debugFlag': 135}
     updatecfgDict = {'keepColumnName': 1}
     updatecfgDict["clientCfg"]  = clientCfgDict