diff --git a/tests/system-test/8-stream/at_once_interval.py b/tests/system-test/8-stream/at_once_interval.py
index 7e082b9ef1..020b5f2a17 100644
--- a/tests/system-test/8-stream/at_once_interval.py
+++ b/tests/system-test/8-stream/at_once_interval.py
@@ -205,7 +205,8 @@ class TDTestCase:
         self.at_once_interval(interval=random.randint(10, 15), partition=None, delete=True)
         self.at_once_interval(interval=random.randint(10, 15), partition=self.tdCom.stream_case_when_tbname, case_when=f'case when {self.tdCom.stream_case_when_tbname} = tbname then {self.tdCom.partition_tbname_alias} else tbname end')
         self.at_once_interval(interval=random.randint(10, 15), partition="tbname", fill_history_value=1, fill_value="NULL")
-        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"]:
+        # 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"]:
+        for fill_value in ["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.at_once_interval(interval=random.randint(10, 15), partition="tbname", fill_value=fill_value)
             self.at_once_interval(interval=random.randint(10, 15), partition="tbname", fill_value=fill_value, delete=True)