diff --git a/tests/system-test/8-stream/max_delay_interval.py b/tests/system-test/8-stream/max_delay_interval.py
index 5efc4262a1..944c946554 100644
--- a/tests/system-test/8-stream/max_delay_interval.py
+++ b/tests/system-test/8-stream/max_delay_interval.py
@@ -62,13 +62,13 @@ class TDTestCase:
                 if self.tdCom.update and i%2 == 0:
                     self.tdCom.sinsert_rows(tbname=self.ctb_name, ts_value=self.tdCom.date_time+num*self.tdCom.offset)
                     self.tdCom.sinsert_rows(tbname=self.tb_name, ts_value=self.tdCom.date_time+num*self.tdCom.offset)
-                if not fill_value:
-                    for tbname in [self.stb_stream_des_table, self.ctb_stream_des_table, self.tb_stream_des_table]:
-                        if tbname != self.tb_stream_des_table:
-                            tdSql.query(f'select wstart, {self.tdCom.stb_output_select_str} from {tbname}')
-                        else:
-                            tdSql.query(f'select wstart, {self.tdCom.tb_output_select_str} from {tbname}')
-                        tdSql.checkEqual(tdSql.queryRows, init_num)
+                # if not fill_value:
+                #     for tbname in [self.stb_stream_des_table, self.ctb_stream_des_table, self.tb_stream_des_table]:
+                #         if tbname != self.tb_stream_des_table:
+                #             tdSql.query(f'select wstart, {self.tdCom.stb_output_select_str} from {tbname}')
+                #         else:
+                #             tdSql.query(f'select wstart, {self.tdCom.tb_output_select_str} from {tbname}')
+                #         tdSql.checkEqual(tdSql.queryRows, init_num)
 
             self.tdCom.sinsert_rows(tbname=self.ctb_name, ts_value=window_close_ts-1)
             self.tdCom.sinsert_rows(tbname=self.tb_name, ts_value=window_close_ts-1)
@@ -149,7 +149,7 @@ class TDTestCase:
         for watermark in [None, random.randint(20, 25)]:
             self.watermark_max_delay_interval(interval=random.choice([15]), watermark=watermark, max_delay=f"{random.randint(5, 6)}s")
         for fill_value in ["NULL", "PREV", "NEXT", "LINEAR", "VALUE,1,2,3,4,5,6,7,8,9,10,11,1,2,3,4,5,6,7,8,9,10,11"]:
-                self.watermark_max_delay_interval(interval=random.randint(10, 15), watermark=None, max_delay=f"{random.randint(5, 6)}s", fill_value=fill_value)
+            self.watermark_max_delay_interval(interval=random.randint(10, 15), watermark=None, max_delay=f"{random.randint(5, 6)}s", fill_value=fill_value)
 
     def stop(self):
         tdSql.close()