diff --git a/tests/system-test/0-others/information_schema.py b/tests/system-test/0-others/information_schema.py
index 0239f41c0a..baf0682fbb 100644
--- a/tests/system-test/0-others/information_schema.py
+++ b/tests/system-test/0-others/information_schema.py
@@ -217,7 +217,7 @@ class TDTestCase:
             tdSql.checkEqual(20470,len(tdSql.queryResult))
 
         tdSql.query("select * from information_schema.ins_columns where db_name ='information_schema'")
-        tdSql.checkEqual(195, len(tdSql.queryResult))
+        tdSql.checkEqual(193, len(tdSql.queryResult))
 
         tdSql.query("select * from information_schema.ins_columns where db_name ='performance_schema'")
         tdSql.checkEqual(54, len(tdSql.queryResult))