diff --git a/tests/pytest/insert/unsigenedInt.py b/tests/pytest/insert/unsigenedInt.py
index bae4b6e5f2006082b142f32fc7a244700e2e50a2..ed18999bc415022da34788a79e9045a5f67cf8ee 100644
--- a/tests/pytest/insert/unsigenedInt.py
+++ b/tests/pytest/insert/unsigenedInt.py
@@ -43,8 +43,8 @@ class TDTestCase:
         tdSql.query('select * from tb order by ts desc')
         tdLog.info('tdSql.checkRow(3)')
         tdSql.checkRows(3)
-        tdLog.info('tdSql.checkData(0, 1, 254)')
-        tdSql.checkData(0, 1, 254)
+        tdLog.info('tdSql.checkData(0, 1, 4294967294)')
+        tdSql.checkData(0, 1, 4294967294)
         tdLog.info('=============== step4')
         tdLog.info("insert into tb values (now+3m, 4294967295) -x step4")
         tdSql.error("insert into tb values (now+3m, 4294967295)")