diff --git a/tests/system-test/0-others/compact_vgroups.py b/tests/system-test/0-others/compact_vgroups.py
index 783eaa465ffe..18ad36359f28 100644
--- a/tests/system-test/0-others/compact_vgroups.py
+++ b/tests/system-test/0-others/compact_vgroups.py
@@ -151,7 +151,7 @@ def run(self):
 
     def stop(self):
         tdSql.close()
-        tdLog.success(f"stop to execute {__file__}")
+        tdLog.success("%s successfully executed" % __file__)
 
 tdCases.addLinux(__file__, TDTestCase())
 tdCases.addWindows(__file__, TDTestCase())
\ No newline at end of file