diff --git a/tests/system-test/0-others/compatibility.py b/tests/system-test/0-others/compatibility.py
index 90d81ac955..7f52c754cf 100644
--- a/tests/system-test/0-others/compatibility.py
+++ b/tests/system-test/0-others/compatibility.py
@@ -174,5 +174,6 @@ class TDTestCase:
         tdSql.close()
         tdLog.success(f"{__file__} successfully executed")
 
+
 tdCases.addLinux(__file__, TDTestCase())
 tdCases.addWindows(__file__, TDTestCase())