diff --git a/tests/system-test/0-others/empty_identifier.py b/tests/system-test/0-others/empty_identifier.py
index a576781d86..3644269b38 100644
--- a/tests/system-test/0-others/empty_identifier.py
+++ b/tests/system-test/0-others/empty_identifier.py
@@ -145,7 +145,6 @@ class TDTestCase:
                 'select * from ``',
                 'alter table meters add column `` int',
                 'alter table meters drop column ``',
-                'alter table t0 set tag `` = ""',
                 'alter stable meters add tag `` int',
                 'alter stable meters rename tag cc ``',
                 'alter stable meters drop tag ``',