diff --git a/models/rank/dnn/config.yaml b/models/rank/dnn/config.yaml
index 4a1a2f141327b17223ed5714ca1728cadb053656..4712de363d64d0cb0652e24ed1c62aad3c59a0bf 100755
--- a/models/rank/dnn/config.yaml
+++ b/models/rank/dnn/config.yaml
@@ -19,18 +19,10 @@ device: cpu
 workspace: "paddlerec.models.rank.dnn"
 
 dataset:
-#- name: dataset_1
-#  batch_size: 2
-#  type: DataLoader
-#  data_path: "{workspace}/data/sample_data/train"
-#  sparse_slots: "click 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26"
-#  dense_slots: "dense_var:13"
-
 - name: dataset_2
   batch_size: 2
   type: QueueDataset
   data_path: "{workspace}/data/sample_data/train"
-#  data_path: "{workspace}/data/sample_data/train"
   sparse_slots: "click 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26"
   dense_slots: "dense_var:13"