diff --git a/deepmd/descriptor/se_a_mask.py b/deepmd/descriptor/se_a_mask.py
index 780b34d294..cc2e6b4fc8 100644
--- a/deepmd/descriptor/se_a_mask.py
+++ b/deepmd/descriptor/se_a_mask.py
@@ -417,3 +417,16 @@ def prod_force_virial(
         atom_virial = tf.zeros([1, natoms[1], 9], dtype=force.dtype)
 
         return force, virial, atom_virial
+
+    @classmethod
+    def update_sel(cls, global_jdata: dict, local_jdata: dict):
+        """Update the selection and perform neighbor statistics.
+
+        Parameters
+        ----------
+        global_jdata : dict
+            The global data, containing the training section
+        local_jdata : dict
+            The local data refer to the current class
+        """
+        return local_jdata
diff --git a/examples/zinc_protein/zinc_se_a_mask.json b/examples/zinc_protein/zinc_se_a_mask.json
index b23987cf5d..04f63aa4ed 100644
--- a/examples/zinc_protein/zinc_se_a_mask.json
+++ b/examples/zinc_protein/zinc_se_a_mask.json
@@ -68,14 +68,14 @@
   "training": {
     "training_data": {
       "systems": [
-        "example/zinc_protein/train_data_dp_mask/"
+        "examples/zinc_protein/train_data_dp_mask/"
       ],
       "batch_size": 2,
       "_comment7": "that's all"
     },
     "validation_data": {
       "systems": [
-        "example/zinc_protein/val_data_dp_mask/"
+        "examples/zinc_protein/val_data_dp_mask/"
       ],
       "batch_size": 2,
       "_comment8": "that's all"