diff --git a/tests/system-test/2-query/queryQnode.py b/tests/system-test/2-query/queryQnode.py
index 0011fe248f..d9976d8f3e 100644
--- a/tests/system-test/2-query/queryQnode.py
+++ b/tests/system-test/2-query/queryQnode.py
@@ -478,6 +478,9 @@ class TDTestCase:
         self.test_case3()
         # tdLog.debug(" LIMIT test_case3 ............ [OK]")
 
+    def stop(self):
+        tdSql.close()
+        tdLog.success(f"{__file__} successfully executed")
 
         return 
 #