diff --git a/tests/system-test/2-query/TD-11978.py b/tests/system-test/2-query/TD-11978.py
index 7cf09b6679138fe5b27d9961e0c8f1acb3eb8ff0..b87e57ce66fce59da03118a65ba1f017f5a04110 100644
--- a/tests/system-test/2-query/TD-11978.py
+++ b/tests/system-test/2-query/TD-11978.py
@@ -14,7 +14,6 @@
 from posixpath import split
 import sys
 import os 
-
 from util.log import *
 from util.cases import *
 from util.sql import *