diff --git a/tests/pytest/stable/json_tag.py b/tests/pytest/stable/json_tag.py
index 17565650ac82743b3585eaca5e577ad483bb7f6e..17f7328c48e93ff2371481772ed2d24b20ff0174 100644
--- a/tests/pytest/stable/json_tag.py
+++ b/tests/pytest/stable/json_tag.py
@@ -56,7 +56,7 @@ class TDTestCase:
 
         tdSql.query("select * from db_json_tag_test.jsons1")
         tdSql.checkRows(4)
-
+        
         tdSql.error("select * from db_json_tag_test.jsons1 where jtag->'location'=4")
 
         tdSql.query("select * from db_json_tag_test.jsons1 where jtag->'location'='beijing'")