diff --git a/csst_common/data_manager.py b/csst_common/data_manager.py
index a4874d37fc8c5ec123123f308655bd6cf1576acd..4c0979caf41028bd60dcf42c90774a73534a55ac 100644
--- a/csst_common/data_manager.py
+++ b/csst_common/data_manager.py
@@ -275,7 +275,7 @@ class CsstMsDataManager:
         raise DeprecationWarning("This method is deprecated, please directly use dm.target_detectors = detectors!")
 
     @staticmethod
-    def from_dir(ver_sim="C5.2", datatype="mbi", dir_l0=".", dir_l1=".", path_aux="", dfs_mode=False, dfs_node="kmust"):
+    def from_dir(ver_sim="C5.2", datatype="mbi", dir_l0=".", dir_l1=".", path_aux="", use_dfs=False, dfs_node="kmust"):
         """ initialize the multi-band imaging data manager """
 
         assert ver_sim in ["C5.2", ]
@@ -305,7 +305,7 @@ class CsstMsDataManager:
                                  dir_l0=dir_l0,
                                  dir_l1=dir_l1,
                                  path_aux=path_aux,  # bias dark flat
-                                 use_dfs=dfs_mode,
+                                 use_dfs=use_dfs,
                                  dfs_node=dfs_node,
                                  obs_id=obs_id,
                                  exp_start=exp_start,
@@ -467,7 +467,7 @@ class CsstMsDataManager:
 
     @staticmethod
     def quickstart(ver_sim="C5.2", datatype="mbi", dir_l1=".", exposure_id=100,
-                   dfs_mode=False, dfs_node="kmust", clear_dir=False):
+                   use_dfs=False, dfs_node="kmust", clear_dir=False):
         """
         Quick dataset generator for tests on dandelion or PML
 
@@ -481,7 +481,7 @@ class CsstMsDataManager:
             output directory
         exposure_id : int
             The serial number of the exposure. 20-154 for C5.2.
-        dfs_mode : bool
+        use_dfs : bool
             If True, use DFS.
         dfs_node : str
             The DFS node. Defaults to "kmust", could be "pml".
@@ -522,7 +522,7 @@ class CsstMsDataManager:
 
         return CsstMsDataManager.from_dir(
             ver_sim=ver_sim, datatype=datatype, dir_l0=dir_l0, dir_l1=dir_l1, path_aux=path_aux,
-            dfs_mode=dfs_mode, dfs_node=dfs_node)
+            use_dfs=use_dfs, dfs_node=dfs_node)
 
     def __repr__(self):
         lines = ""
@@ -599,7 +599,7 @@ class CsstMsDataManager:
             datatype="mbi",
             dir_l0="/L1Pipeline/L0",
             dir_l1="/L1Pipeline/L1",
-            dfs_mode=True,
+            use_dfs=True,
             dfs_node="pml"
     ):
         """ Initialize CsstMsDataManager from DFS. """
@@ -646,7 +646,7 @@ class CsstMsDataManager:
         # initialize dm
         dm = CsstMsDataManager.from_dir(
             ver_sim="C5.2", datatype=datatype, dir_l0=dir_l0, dir_l1=dir_l1,
-            path_aux=path_aux, dfs_mode=dfs_mode, dfs_node=dfs_node
+            path_aux=path_aux, use_dfs=use_dfs, dfs_node=dfs_node
         )
         assert dm.obs_id == obs_id
 
diff --git a/tests/test_data_manager.py b/tests/test_data_manager.py
index 0f363ea760c2a492bd567b0ec71cc6c6ebcc8569..cfe2b5c4da16840a5312aedf8c495abe4271ef8b 100644
--- a/tests/test_data_manager.py
+++ b/tests/test_data_manager.py
@@ -19,9 +19,9 @@ dir_unittest = "/nfsdata/users/csstpipeline/L1Pipeline/unittests/csst_common"
 class TestCsstMsDataManager(unittest.TestCase):
     def setUp(self) -> None:
         self.dm_mbi = CsstMsDataManager.quickstart(
-            ver_sim="C5.2", datatype="mbi", dir_l1=dir_unittest, exposure_id=100, dfs_mode=False, dfs_node="kmust")
+            ver_sim="C5.2", datatype="mbi", dir_l1=dir_unittest, exposure_id=100, use_dfs=False, dfs_node="kmust")
         self.dm_sls = CsstMsDataManager.quickstart(
-            ver_sim="C5.2", datatype="sls", dir_l1=dir_unittest, exposure_id=100, dfs_mode=False, dfs_node="kmust")
+            ver_sim="C5.2", datatype="sls", dir_l1=dir_unittest, exposure_id=100, use_dfs=False, dfs_node="kmust")
         self.dm_mbi.target_detectors = None
         self.dm_sls.target_detectors = None